20832240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:647

約数の個数: 160

約数和(自身を含む): 75995136

約数和(自身を除く): 55162896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 607, 624, 660, 715, 780, 858, 880, 1040, 1144, 1214, 1320, 1430, 1560, 1716, 1821, 2145, 2288, 2428, 2640, 2860, 3035, 3120, 3432, 3642, 4290, 4856, 5720, 6070, 6677, 6864, 7284, 7891, 8580, 9105, 9712, 11440, 12140, 13354, 14568, 15782, 17160, 18210, 20031, 23673, 24280, 26708, 29136, 31564, 33385, 34320, 36420, 39455, 40062, 47346, 48560, 53416, 63128, 66770, 72840, 78910, 80124, 86801, 94692, 100155, 106832, 118365, 126256, 133540, 145680, 157820, 160248, 173602, 189384, 200310, 236730, 260403, 267080, 315640, 320496, 347204, 378768, 400620, 434005, 473460, 520806, 534160, 631280, 694408, 801240, 868010, 946920, 1041612, 1302015, 1388816, 1602480, 1736020, 1893840, 2083224, 2604030, 3472040, 4166448, 5208060, 6944080, 10416120, 20832240]

約数ペア:

[(1, 20832240), (2, 10416120), (3, 6944080), (4, 5208060), (5, 4166448), (6, 3472040), (8, 2604030), (10, 2083224), (11, 1893840), (12, 1736020), (13, 1602480), (15, 1388816), (16, 1302015), (20, 1041612), (22, 946920), (24, 868010), (26, 801240), (30, 694408), (33, 631280), (39, 534160), (40, 520806), (44, 473460), (48, 434005), (52, 400620), (55, 378768), (60, 347204), (65, 320496), (66, 315640), (78, 267080), (80, 260403), (88, 236730), (104, 200310), (110, 189384), (120, 173602), (130, 160248), (132, 157820), (143, 145680), (156, 133540), (165, 126256), (176, 118365), (195, 106832), (208, 100155), (220, 94692), (240, 86801), (260, 80124), (264, 78910), (286, 72840), (312, 66770), (330, 63128), (390, 53416), (429, 48560), (440, 47346), (520, 40062), (528, 39455), (572, 36420), (607, 34320), (624, 33385), (660, 31564), (715, 29136), (780, 26708), (858, 24280), (880, 23673), (1040, 20031), (1144, 18210), (1214, 17160), (1320, 15782), (1430, 14568), (1560, 13354), (1716, 12140), (1821, 11440), (2145, 9712), (2288, 9105), (2428, 8580), (2640, 7891), (2860, 7284), (3035, 6864), (3120, 6677), (3432, 6070), (3642, 5720), (4290, 4856)]