22727120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^2$

素因数の和:121

約数の個数: 90

約数和(自身を含む): 58647474

約数和(自身を除く): 35920354

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 104, 130, 164, 169, 205, 208, 260, 328, 338, 410, 520, 533, 656, 676, 820, 845, 1040, 1066, 1352, 1640, 1681, 1690, 2132, 2665, 2704, 3280, 3362, 3380, 4264, 5330, 6724, 6760, 6929, 8405, 8528, 10660, 13448, 13520, 13858, 16810, 21320, 21853, 26896, 27716, 33620, 34645, 42640, 43706, 55432, 67240, 69290, 87412, 109265, 110864, 134480, 138580, 174824, 218530, 277160, 284089, 349648, 437060, 554320, 568178, 874120, 1136356, 1420445, 1748240, 2272712, 2840890, 4545424, 5681780, 11363560, 22727120]

約数ペア:

[(1, 22727120), (2, 11363560), (4, 5681780), (5, 4545424), (8, 2840890), (10, 2272712), (13, 1748240), (16, 1420445), (20, 1136356), (26, 874120), (40, 568178), (41, 554320), (52, 437060), (65, 349648), (80, 284089), (82, 277160), (104, 218530), (130, 174824), (164, 138580), (169, 134480), (205, 110864), (208, 109265), (260, 87412), (328, 69290), (338, 67240), (410, 55432), (520, 43706), (533, 42640), (656, 34645), (676, 33620), (820, 27716), (845, 26896), (1040, 21853), (1066, 21320), (1352, 16810), (1640, 13858), (1681, 13520), (1690, 13448), (2132, 10660), (2665, 8528), (2704, 8405), (3280, 6929), (3362, 6760), (3380, 6724), (4264, 5330)]