17289320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:306

約数の個数: 64

約数和(自身を含む): 40919040

約数和(自身を除く): 23629720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 191, 248, 292, 310, 365, 382, 584, 620, 730, 764, 955, 1240, 1460, 1528, 1910, 2263, 2920, 3820, 4526, 5921, 7640, 9052, 11315, 11842, 13943, 18104, 22630, 23684, 27886, 29605, 45260, 47368, 55772, 59210, 69715, 90520, 111544, 118420, 139430, 236840, 278860, 432233, 557720, 864466, 1728932, 2161165, 3457864, 4322330, 8644660, 17289320]

約数ペア:

[(1, 17289320), (2, 8644660), (4, 4322330), (5, 3457864), (8, 2161165), (10, 1728932), (20, 864466), (31, 557720), (40, 432233), (62, 278860), (73, 236840), (124, 139430), (146, 118420), (155, 111544), (191, 90520), (248, 69715), (292, 59210), (310, 55772), (365, 47368), (382, 45260), (584, 29605), (620, 27886), (730, 23684), (764, 22630), (955, 18104), (1240, 13943), (1460, 11842), (1528, 11315), (1910, 9052), (2263, 7640), (2920, 5921), (3820, 4526)]