22703840

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{491}}^1$

素因数の和:540

約数の個数: 72

約数和(自身を含む): 57094632

約数和(自身を除く): 34390792

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 289, 340, 491, 544, 578, 680, 982, 1156, 1360, 1445, 1964, 2312, 2455, 2720, 2890, 3928, 4624, 4910, 5780, 7856, 8347, 9248, 9820, 11560, 15712, 16694, 19640, 23120, 33388, 39280, 41735, 46240, 66776, 78560, 83470, 133552, 141899, 166940, 267104, 283798, 333880, 567596, 667760, 709495, 1135192, 1335520, 1418990, 2270384, 2837980, 4540768, 5675960, 11351920, 22703840]

約数ペア:

[(1, 22703840), (2, 11351920), (4, 5675960), (5, 4540768), (8, 2837980), (10, 2270384), (16, 1418990), (17, 1335520), (20, 1135192), (32, 709495), (34, 667760), (40, 567596), (68, 333880), (80, 283798), (85, 267104), (136, 166940), (160, 141899), (170, 133552), (272, 83470), (289, 78560), (340, 66776), (491, 46240), (544, 41735), (578, 39280), (680, 33388), (982, 23120), (1156, 19640), (1360, 16694), (1445, 15712), (1964, 11560), (2312, 9820), (2455, 9248), (2720, 8347), (2890, 7856), (3928, 5780), (4624, 4910)]