408077860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{7187}}^1$

素因数の和:7380

約数の個数: 48

約数和(自身を含む): 912933504

約数和(自身を除く): 504855644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 167, 170, 334, 340, 668, 835, 1670, 2839, 3340, 5678, 7187, 11356, 14195, 14374, 28390, 28748, 35935, 56780, 71870, 122179, 143740, 244358, 488716, 610895, 1200229, 1221790, 2400458, 2443580, 4800916, 6001145, 12002290, 20403893, 24004580, 40807786, 81615572, 102019465, 204038930, 408077860]

約数ペア:

[(1, 408077860), (2, 204038930), (4, 102019465), (5, 81615572), (10, 40807786), (17, 24004580), (20, 20403893), (34, 12002290), (68, 6001145), (85, 4800916), (167, 2443580), (170, 2400458), (334, 1221790), (340, 1200229), (668, 610895), (835, 488716), (1670, 244358), (2839, 143740), (3340, 122179), (5678, 71870), (7187, 56780), (11356, 35935), (14195, 28748), (14374, 28390)]