27456710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 55710720

約数和(自身を除く): 28254010

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 61, 95, 103, 115, 122, 190, 206, 230, 305, 437, 515, 610, 874, 1030, 1159, 1403, 1957, 2185, 2318, 2369, 2806, 3914, 4370, 4738, 5795, 6283, 7015, 9785, 11590, 11845, 12566, 14030, 19570, 23690, 26657, 31415, 45011, 53314, 62830, 90022, 119377, 133285, 144509, 225055, 238754, 266570, 289018, 450110, 596885, 722545, 1193770, 1445090, 2745671, 5491342, 13728355, 27456710]

約数ペア:

[(1, 27456710), (2, 13728355), (5, 5491342), (10, 2745671), (19, 1445090), (23, 1193770), (38, 722545), (46, 596885), (61, 450110), (95, 289018), (103, 266570), (115, 238754), (122, 225055), (190, 144509), (206, 133285), (230, 119377), (305, 90022), (437, 62830), (515, 53314), (610, 45011), (874, 31415), (1030, 26657), (1159, 23690), (1403, 19570), (1957, 14030), (2185, 12566), (2318, 11845), (2369, 11590), (2806, 9785), (3914, 7015), (4370, 6283), (4738, 5795)]