2015214860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{557}}^1\times {\mathrm{9521}}^1$

素因数の和:10106

約数の個数: 48

約数和(自身を含む): 4463151840

約数和(自身を除く): 2447936980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 557, 1114, 2228, 2785, 5570, 9521, 10583, 11140, 19042, 21166, 38084, 42332, 47605, 52915, 95210, 105830, 180899, 190420, 211660, 361798, 723596, 904495, 1808990, 3617980, 5303197, 10606394, 21212788, 26515985, 53031970, 100760743, 106063940, 201521486, 403042972, 503803715, 1007607430, 2015214860]

約数ペア:

[(1, 2015214860), (2, 1007607430), (4, 503803715), (5, 403042972), (10, 201521486), (19, 106063940), (20, 100760743), (38, 53031970), (76, 26515985), (95, 21212788), (190, 10606394), (380, 5303197), (557, 3617980), (1114, 1808990), (2228, 904495), (2785, 723596), (5570, 361798), (9521, 211660), (10583, 190420), (11140, 180899), (19042, 105830), (21166, 95210), (38084, 52915), (42332, 47605)]