10230740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 24643080

約数和(自身を除く): 14412340

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 109, 130, 190, 218, 247, 260, 361, 380, 436, 494, 545, 722, 988, 1090, 1235, 1417, 1444, 1805, 2071, 2180, 2470, 2834, 3610, 4142, 4693, 4940, 5668, 7085, 7220, 8284, 9386, 10355, 14170, 18772, 20710, 23465, 26923, 28340, 39349, 41420, 46930, 53846, 78698, 93860, 107692, 134615, 157396, 196745, 269230, 393490, 511537, 538460, 786980, 1023074, 2046148, 2557685, 5115370, 10230740]

約数ペア:

[(1, 10230740), (2, 5115370), (4, 2557685), (5, 2046148), (10, 1023074), (13, 786980), (19, 538460), (20, 511537), (26, 393490), (38, 269230), (52, 196745), (65, 157396), (76, 134615), (95, 107692), (109, 93860), (130, 78698), (190, 53846), (218, 46930), (247, 41420), (260, 39349), (361, 28340), (380, 26923), (436, 23465), (494, 20710), (545, 18772), (722, 14170), (988, 10355), (1090, 9386), (1235, 8284), (1417, 7220), (1444, 7085), (1805, 5668), (2071, 4940), (2180, 4693), (2470, 4142), (2834, 3610)]