17268940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3907}}^1$

素因数の和:3946

約数の個数: 48

約数和(自身を含む): 41362272

約数和(自身を除く): 24093332

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 3907, 4420, 7814, 15628, 19535, 39070, 50791, 66419, 78140, 101582, 132838, 203164, 253955, 265676, 332095, 507910, 664190, 863447, 1015820, 1328380, 1726894, 3453788, 4317235, 8634470, 17268940]

約数ペア:

[(1, 17268940), (2, 8634470), (4, 4317235), (5, 3453788), (10, 1726894), (13, 1328380), (17, 1015820), (20, 863447), (26, 664190), (34, 507910), (52, 332095), (65, 265676), (68, 253955), (85, 203164), (130, 132838), (170, 101582), (221, 78140), (260, 66419), (340, 50791), (442, 39070), (884, 19535), (1105, 15628), (2210, 7814), (3907, 4420)]