20084939640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{243631}}^1$

素因数の和:243877

約数の個数: 96

約数和(自身を含む): 65561371200

約数和(自身を除く): 45476431560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 229, 360, 458, 687, 916, 1145, 1374, 1832, 2061, 2290, 2748, 3435, 4122, 4580, 5496, 6870, 8244, 9160, 10305, 13740, 16488, 20610, 27480, 41220, 82440, 243631, 487262, 730893, 974524, 1218155, 1461786, 1949048, 2192679, 2436310, 2923572, 3654465, 4385358, 4872620, 5847144, 7308930, 8770716, 9745240, 10963395, 14617860, 17541432, 21926790, 29235720, 43853580, 55791499, 87707160, 111582998, 167374497, 223165996, 278957495, 334748994, 446331992, 502123491, 557914990, 669497988, 836872485, 1004246982, 1115829980, 1338995976, 1673744970, 2008493964, 2231659960, 2510617455, 3347489940, 4016987928, 5021234910, 6694979880, 10042469820, 20084939640]

約数ペア:

[(1, 20084939640), (2, 10042469820), (3, 6694979880), (4, 5021234910), (5, 4016987928), (6, 3347489940), (8, 2510617455), (9, 2231659960), (10, 2008493964), (12, 1673744970), (15, 1338995976), (18, 1115829980), (20, 1004246982), (24, 836872485), (30, 669497988), (36, 557914990), (40, 502123491), (45, 446331992), (60, 334748994), (72, 278957495), (90, 223165996), (120, 167374497), (180, 111582998), (229, 87707160), (360, 55791499), (458, 43853580), (687, 29235720), (916, 21926790), (1145, 17541432), (1374, 14617860), (1832, 10963395), (2061, 9745240), (2290, 8770716), (2748, 7308930), (3435, 5847144), (4122, 4872620), (4580, 4385358), (5496, 3654465), (6870, 2923572), (8244, 2436310), (9160, 2192679), (10305, 1949048), (13740, 1461786), (16488, 1218155), (20610, 974524), (27480, 730893), (41220, 487262), (82440, 243631)]