33872840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{457}}^1$

素因数の和:594

約数の個数: 64

約数和(自身を含む): 81615600

約数和(自身を除く): 47742760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 109, 136, 170, 218, 340, 436, 457, 545, 680, 872, 914, 1090, 1828, 1853, 2180, 2285, 3656, 3706, 4360, 4570, 7412, 7769, 9140, 9265, 14824, 15538, 18280, 18530, 31076, 37060, 38845, 49813, 62152, 74120, 77690, 99626, 155380, 199252, 249065, 310760, 398504, 498130, 846821, 996260, 1693642, 1992520, 3387284, 4234105, 6774568, 8468210, 16936420, 33872840]

約数ペア:

[(1, 33872840), (2, 16936420), (4, 8468210), (5, 6774568), (8, 4234105), (10, 3387284), (17, 1992520), (20, 1693642), (34, 996260), (40, 846821), (68, 498130), (85, 398504), (109, 310760), (136, 249065), (170, 199252), (218, 155380), (340, 99626), (436, 77690), (457, 74120), (545, 62152), (680, 49813), (872, 38845), (914, 37060), (1090, 31076), (1828, 18530), (1853, 18280), (2180, 15538), (2285, 14824), (3656, 9265), (3706, 9140), (4360, 7769), (4570, 7412)]