11198980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2267}}^1$

素因数の和:2308

約数の個数: 48

約数和(自身を含む): 26671680

約数和(自身を除く): 15472700

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, 2267, 2470, 4534, 4940, 9068, 11335, 22670, 29471, 43073, 45340, 58942, 86146, 117884, 147355, 172292, 215365, 294710, 430730, 559949, 589420, 861460, 1119898, 2239796, 2799745, 5599490, 11198980]

約数ペア:

[(1, 11198980), (2, 5599490), (4, 2799745), (5, 2239796), (10, 1119898), (13, 861460), (19, 589420), (20, 559949), (26, 430730), (38, 294710), (52, 215365), (65, 172292), (76, 147355), (95, 117884), (130, 86146), (190, 58942), (247, 45340), (260, 43073), (380, 29471), (494, 22670), (988, 11335), (1235, 9068), (2267, 4940), (2470, 4534)]