9903560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 64

約数和(自身を含む): 23889600

約数和(自身を除く): 13986040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 83, 95, 152, 157, 166, 190, 314, 332, 380, 415, 628, 664, 760, 785, 830, 1256, 1570, 1577, 1660, 2983, 3140, 3154, 3320, 5966, 6280, 6308, 7885, 11932, 12616, 13031, 14915, 15770, 23864, 26062, 29830, 31540, 52124, 59660, 63080, 65155, 104248, 119320, 130310, 247589, 260620, 495178, 521240, 990356, 1237945, 1980712, 2475890, 4951780, 9903560]

約数ペア:

[(1, 9903560), (2, 4951780), (4, 2475890), (5, 1980712), (8, 1237945), (10, 990356), (19, 521240), (20, 495178), (38, 260620), (40, 247589), (76, 130310), (83, 119320), (95, 104248), (152, 65155), (157, 63080), (166, 59660), (190, 52124), (314, 31540), (332, 29830), (380, 26062), (415, 23864), (628, 15770), (664, 14915), (760, 13031), (785, 12616), (830, 11932), (1256, 7885), (1570, 6308), (1577, 6280), (1660, 5966), (2983, 3320), (3140, 3154)]