29303980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:358

約数の個数: 48

約数和(自身を含む): 63221760

約数和(自身を除く): 33917780

約数列:

[1, 2, 4, 5, 10, 20, 83, 127, 139, 166, 254, 278, 332, 415, 508, 556, 635, 695, 830, 1270, 1390, 1660, 2540, 2780, 10541, 11537, 17653, 21082, 23074, 35306, 42164, 46148, 52705, 57685, 70612, 88265, 105410, 115370, 176530, 210820, 230740, 353060, 1465199, 2930398, 5860796, 7325995, 14651990, 29303980]

約数ペア:

[(1, 29303980), (2, 14651990), (4, 7325995), (5, 5860796), (10, 2930398), (20, 1465199), (83, 353060), (127, 230740), (139, 210820), (166, 176530), (254, 115370), (278, 105410), (332, 88265), (415, 70612), (508, 57685), (556, 52705), (635, 46148), (695, 42164), (830, 35306), (1270, 23074), (1390, 21082), (1660, 17653), (2540, 11537), (2780, 10541)]