20884052280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1912459}}^1$

素因数の和:1912493

約数の個数: 128

約数和(自身を含む): 77110387200

約数和(自身を除く): 56226334920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 1912459, 3824918, 5737377, 7649836, 9562295, 11474754, 13387213, 15299672, 19124590, 22949508, 24861967, 26774426, 28686885, 38249180, 40161639, 45899016, 49723934, 53548852, 57373770, 66936065, 74585901, 76498360, 80323278, 99447868, 107097704, 114747540, 124309835, 133872130, 149171802, 160646556, 174033769, 198895736, 200808195, 229495080, 248619670, 267744260, 298343604, 321293112, 348067538, 372929505, 401616390, 497239340, 522101307, 535488520, 596687208, 696135076, 745859010, 803232780, 870168845, 994478680, 1044202614, 1392270152, 1491718020, 1606465560, 1740337690, 2088405228, 2610506535, 2983436040, 3480675380, 4176810456, 5221013070, 6961350760, 10442026140, 20884052280]

約数ペア:

[(1, 20884052280), (2, 10442026140), (3, 6961350760), (4, 5221013070), (5, 4176810456), (6, 3480675380), (7, 2983436040), (8, 2610506535), (10, 2088405228), (12, 1740337690), (13, 1606465560), (14, 1491718020), (15, 1392270152), (20, 1044202614), (21, 994478680), (24, 870168845), (26, 803232780), (28, 745859010), (30, 696135076), (35, 596687208), (39, 535488520), (40, 522101307), (42, 497239340), (52, 401616390), (56, 372929505), (60, 348067538), (65, 321293112), (70, 298343604), (78, 267744260), (84, 248619670), (91, 229495080), (104, 200808195), (105, 198895736), (120, 174033769), (130, 160646556), (140, 149171802), (156, 133872130), (168, 124309835), (182, 114747540), (195, 107097704), (210, 99447868), (260, 80323278), (273, 76498360), (280, 74585901), (312, 66936065), (364, 57373770), (390, 53548852), (420, 49723934), (455, 45899016), (520, 40161639), (546, 38249180), (728, 28686885), (780, 26774426), (840, 24861967), (910, 22949508), (1092, 19124590), (1365, 15299672), (1560, 13387213), (1820, 11474754), (2184, 9562295), (2730, 7649836), (3640, 5737377), (5460, 3824918), (10920, 1912459)]