3811156780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{8951}}^1$

素因数の和:9370

約数の個数: 48

約数和(自身を含む): 8158852800

約数和(自身を除く): 4347696020

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 349, 610, 698, 1220, 1396, 1745, 3490, 6980, 8951, 17902, 21289, 35804, 42578, 44755, 85156, 89510, 106445, 179020, 212890, 425780, 546011, 1092022, 2184044, 2730055, 3123899, 5460110, 6247798, 10920220, 12495596, 15619495, 31238990, 62477980, 190557839, 381115678, 762231356, 952789195, 1905578390, 3811156780]

約数ペア:

[(1, 3811156780), (2, 1905578390), (4, 952789195), (5, 762231356), (10, 381115678), (20, 190557839), (61, 62477980), (122, 31238990), (244, 15619495), (305, 12495596), (349, 10920220), (610, 6247798), (698, 5460110), (1220, 3123899), (1396, 2730055), (1745, 2184044), (3490, 1092022), (6980, 546011), (8951, 425780), (17902, 212890), (21289, 179020), (35804, 106445), (42578, 89510), (44755, 85156)]