30220540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2957}}^1$

素因数の和:3046

約数の個数: 48

約数和(自身を含む): 73547712

約数和(自身を除く): 43327172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 2957, 5110, 5914, 10220, 11828, 14785, 20699, 29570, 41398, 59140, 82796, 103495, 206990, 215861, 413980, 431722, 863444, 1079305, 1511027, 2158610, 3022054, 4317220, 6044108, 7555135, 15110270, 30220540]

約数ペア:

[(1, 30220540), (2, 15110270), (4, 7555135), (5, 6044108), (7, 4317220), (10, 3022054), (14, 2158610), (20, 1511027), (28, 1079305), (35, 863444), (70, 431722), (73, 413980), (140, 215861), (146, 206990), (292, 103495), (365, 82796), (511, 59140), (730, 41398), (1022, 29570), (1460, 20699), (2044, 14785), (2555, 11828), (2957, 10220), (5110, 5914)]