2090400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1$

素因数の和:103

約数の個数: 144

約数和(自身を含む): 7437024

約数和(自身を除く): 5346624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 67, 75, 78, 80, 96, 100, 104, 120, 130, 134, 150, 156, 160, 195, 200, 201, 208, 240, 260, 268, 300, 312, 325, 335, 390, 400, 402, 416, 480, 520, 536, 600, 624, 650, 670, 780, 800, 804, 871, 975, 1005, 1040, 1072, 1200, 1248, 1300, 1340, 1560, 1608, 1675, 1742, 1950, 2010, 2080, 2144, 2400, 2600, 2613, 2680, 3120, 3216, 3350, 3484, 3900, 4020, 4355, 5025, 5200, 5226, 5360, 6240, 6432, 6700, 6968, 7800, 8040, 8710, 10050, 10400, 10452, 10720, 13065, 13400, 13936, 15600, 16080, 17420, 20100, 20904, 21775, 26130, 26800, 27872, 31200, 32160, 34840, 40200, 41808, 43550, 52260, 53600, 65325, 69680, 80400, 83616, 87100, 104520, 130650, 139360, 160800, 174200, 209040, 261300, 348400, 418080, 522600, 696800, 1045200, 2090400]

約数ペア:

[(1, 2090400), (2, 1045200), (3, 696800), (4, 522600), (5, 418080), (6, 348400), (8, 261300), (10, 209040), (12, 174200), (13, 160800), (15, 139360), (16, 130650), (20, 104520), (24, 87100), (25, 83616), (26, 80400), (30, 69680), (32, 65325), (39, 53600), (40, 52260), (48, 43550), (50, 41808), (52, 40200), (60, 34840), (65, 32160), (67, 31200), (75, 27872), (78, 26800), (80, 26130), (96, 21775), (100, 20904), (104, 20100), (120, 17420), (130, 16080), (134, 15600), (150, 13936), (156, 13400), (160, 13065), (195, 10720), (200, 10452), (201, 10400), (208, 10050), (240, 8710), (260, 8040), (268, 7800), (300, 6968), (312, 6700), (325, 6432), (335, 6240), (390, 5360), (400, 5226), (402, 5200), (416, 5025), (480, 4355), (520, 4020), (536, 3900), (600, 3484), (624, 3350), (650, 3216), (670, 3120), (780, 2680), (800, 2613), (804, 2600), (871, 2400), (975, 2144), (1005, 2080), (1040, 2010), (1072, 1950), (1200, 1742), (1248, 1675), (1300, 1608), (1340, 1560)]