31654480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2767}}^1$

素因数の和:2804

約数の個数: 80

約数和(自身を含む): 86494464

約数和(自身を除く): 54839984

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2767, 2860, 5534, 5720, 11068, 11440, 13835, 22136, 27670, 30437, 35971, 44272, 55340, 60874, 71942, 110680, 121748, 143884, 152185, 179855, 221360, 243496, 287768, 304370, 359710, 395681, 486992, 575536, 608740, 719420, 791362, 1217480, 1438840, 1582724, 1978405, 2434960, 2877680, 3165448, 3956810, 6330896, 7913620, 15827240, 31654480]

約数ペア:

[(1, 31654480), (2, 15827240), (4, 7913620), (5, 6330896), (8, 3956810), (10, 3165448), (11, 2877680), (13, 2434960), (16, 1978405), (20, 1582724), (22, 1438840), (26, 1217480), (40, 791362), (44, 719420), (52, 608740), (55, 575536), (65, 486992), (80, 395681), (88, 359710), (104, 304370), (110, 287768), (130, 243496), (143, 221360), (176, 179855), (208, 152185), (220, 143884), (260, 121748), (286, 110680), (440, 71942), (520, 60874), (572, 55340), (715, 44272), (880, 35971), (1040, 30437), (1144, 27670), (1430, 22136), (2288, 13835), (2767, 11440), (2860, 11068), (5534, 5720)]