8632840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 21067200

約数和(自身を除く): 12434360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 307, 370, 380, 614, 703, 740, 760, 1228, 1406, 1480, 1535, 2456, 2812, 3070, 3515, 5624, 5833, 6140, 7030, 11359, 11666, 12280, 14060, 22718, 23332, 28120, 29165, 45436, 46664, 56795, 58330, 90872, 113590, 116660, 215821, 227180, 233320, 431642, 454360, 863284, 1079105, 1726568, 2158210, 4316420, 8632840]

約数ペア:

[(1, 8632840), (2, 4316420), (4, 2158210), (5, 1726568), (8, 1079105), (10, 863284), (19, 454360), (20, 431642), (37, 233320), (38, 227180), (40, 215821), (74, 116660), (76, 113590), (95, 90872), (148, 58330), (152, 56795), (185, 46664), (190, 45436), (296, 29165), (307, 28120), (370, 23332), (380, 22718), (614, 14060), (703, 12280), (740, 11666), (760, 11359), (1228, 7030), (1406, 6140), (1480, 5833), (1535, 5624), (2456, 3515), (2812, 3070)]