38949040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2203}}^1$

素因数の和:2246

約数の個数: 80

約数和(自身を含む): 103305888

約数和(自身を除く): 64356848

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1105, 1360, 1768, 2203, 2210, 3536, 4406, 4420, 8812, 8840, 11015, 17624, 17680, 22030, 28639, 35248, 37451, 44060, 57278, 74902, 88120, 114556, 143195, 149804, 176240, 187255, 229112, 286390, 299608, 374510, 458224, 486863, 572780, 599216, 749020, 973726, 1145560, 1498040, 1947452, 2291120, 2434315, 2996080, 3894904, 4868630, 7789808, 9737260, 19474520, 38949040]

約数ペア:

[(1, 38949040), (2, 19474520), (4, 9737260), (5, 7789808), (8, 4868630), (10, 3894904), (13, 2996080), (16, 2434315), (17, 2291120), (20, 1947452), (26, 1498040), (34, 1145560), (40, 973726), (52, 749020), (65, 599216), (68, 572780), (80, 486863), (85, 458224), (104, 374510), (130, 299608), (136, 286390), (170, 229112), (208, 187255), (221, 176240), (260, 149804), (272, 143195), (340, 114556), (442, 88120), (520, 74902), (680, 57278), (884, 44060), (1040, 37451), (1105, 35248), (1360, 28639), (1768, 22030), (2203, 17680), (2210, 17624), (3536, 11015), (4406, 8840), (4420, 8812)]