15864620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{503}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 35562240

約数和(自身を除く): 19697620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 332, 380, 415, 503, 830, 1006, 1577, 1660, 2012, 2515, 3154, 5030, 6308, 7885, 9557, 10060, 15770, 19114, 31540, 38228, 41749, 47785, 83498, 95570, 166996, 191140, 208745, 417490, 793231, 834980, 1586462, 3172924, 3966155, 7932310, 15864620]

約数ペア:

[(1, 15864620), (2, 7932310), (4, 3966155), (5, 3172924), (10, 1586462), (19, 834980), (20, 793231), (38, 417490), (76, 208745), (83, 191140), (95, 166996), (166, 95570), (190, 83498), (332, 47785), (380, 41749), (415, 38228), (503, 31540), (830, 19114), (1006, 15770), (1577, 10060), (1660, 9557), (2012, 7885), (2515, 6308), (3154, 5030)]