13668980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2767}}^1$

素因数の和:2808

約数の個数: 48

約数和(自身を含む): 32551680

約数和(自身を除く): 18882700

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 2767, 4940, 5534, 11068, 13835, 27670, 35971, 52573, 55340, 71942, 105146, 143884, 179855, 210292, 262865, 359710, 525730, 683449, 719420, 1051460, 1366898, 2733796, 3417245, 6834490, 13668980]

約数ペア:

[(1, 13668980), (2, 6834490), (4, 3417245), (5, 2733796), (10, 1366898), (13, 1051460), (19, 719420), (20, 683449), (26, 525730), (38, 359710), (52, 262865), (65, 210292), (76, 179855), (95, 143884), (130, 105146), (190, 71942), (247, 55340), (260, 52573), (380, 35971), (494, 27670), (988, 13835), (1235, 11068), (2470, 5534), (2767, 4940)]