284865490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4409}}^1$

素因数の和:4507

約数の個数: 64

約数和(自身を含む): 640120320

約数和(自身を除く): 355254830

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 91, 130, 142, 182, 355, 455, 497, 710, 910, 923, 994, 1846, 2485, 4409, 4615, 4970, 6461, 8818, 9230, 12922, 22045, 30863, 32305, 44090, 57317, 61726, 64610, 114634, 154315, 286585, 308630, 313039, 401219, 573170, 626078, 802438, 1565195, 2006095, 2191273, 3130390, 4012190, 4069507, 4382546, 8139014, 10956365, 20347535, 21912730, 28486549, 40695070, 56973098, 142432745, 284865490]

約数ペア:

[(1, 284865490), (2, 142432745), (5, 56973098), (7, 40695070), (10, 28486549), (13, 21912730), (14, 20347535), (26, 10956365), (35, 8139014), (65, 4382546), (70, 4069507), (71, 4012190), (91, 3130390), (130, 2191273), (142, 2006095), (182, 1565195), (355, 802438), (455, 626078), (497, 573170), (710, 401219), (910, 313039), (923, 308630), (994, 286585), (1846, 154315), (2485, 114634), (4409, 64610), (4615, 61726), (4970, 57317), (6461, 44090), (8818, 32305), (9230, 30863), (12922, 22045)]