15680320

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2615

約数の個数: 56

約数和(自身を含む): 39319200

約数和(自身を除く): 23638880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 2579, 3040, 5158, 6080, 10316, 12895, 20632, 25790, 41264, 49001, 51580, 82528, 98002, 103160, 165056, 196004, 206320, 245005, 392008, 412640, 490010, 784016, 825280, 980020, 1568032, 1960040, 3136064, 3920080, 7840160, 15680320]

約数ペア:

[(1, 15680320), (2, 7840160), (4, 3920080), (5, 3136064), (8, 1960040), (10, 1568032), (16, 980020), (19, 825280), (20, 784016), (32, 490010), (38, 412640), (40, 392008), (64, 245005), (76, 206320), (80, 196004), (95, 165056), (152, 103160), (160, 98002), (190, 82528), (304, 51580), (320, 49001), (380, 41264), (608, 25790), (760, 20632), (1216, 12895), (1520, 10316), (2579, 6080), (3040, 5158)]