195758420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{68447}}^1$

素因数の和:68480

約数の個数: 48

約数和(自身を含む): 482969088

約数和(自身を除く): 287210668

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 68447, 136894, 273788, 342235, 684470, 752917, 889811, 1368940, 1505834, 1779622, 3011668, 3559244, 3764585, 4449055, 7529170, 8898110, 9787921, 15058340, 17796220, 19575842, 39151684, 48939605, 97879210, 195758420]

約数ペア:

[(1, 195758420), (2, 97879210), (4, 48939605), (5, 39151684), (10, 19575842), (11, 17796220), (13, 15058340), (20, 9787921), (22, 8898110), (26, 7529170), (44, 4449055), (52, 3764585), (55, 3559244), (65, 3011668), (110, 1779622), (130, 1505834), (143, 1368940), (220, 889811), (260, 752917), (286, 684470), (572, 342235), (715, 273788), (1430, 136894), (2860, 68447)]