2018075660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 4546160640

約数和(自身を除く): 2528084980

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 269, 347, 460, 470, 538, 694, 940, 1076, 1081, 1345, 1388, 1735, 2162, 2690, 3470, 4324, 5380, 5405, 6187, 6940, 7981, 10810, 12374, 12643, 15962, 16309, 21620, 24748, 25286, 30935, 31924, 32618, 39905, 50572, 61870, 63215, 65236, 79810, 81545, 93343, 123740, 126430, 159620, 163090, 186686, 252860, 290789, 326180, 373372, 375107, 466715, 581578, 750214, 933430, 1163156, 1453945, 1500428, 1866860, 1875535, 2146889, 2907890, 3751070, 4293778, 4387121, 5815780, 7502140, 8587556, 8774242, 10734445, 17548484, 21468890, 21935605, 42937780, 43871210, 87742420, 100903783, 201807566, 403615132, 504518915, 1009037830, 2018075660]

約数ペア:

[(1, 2018075660), (2, 1009037830), (4, 504518915), (5, 403615132), (10, 201807566), (20, 100903783), (23, 87742420), (46, 43871210), (47, 42937780), (92, 21935605), (94, 21468890), (115, 17548484), (188, 10734445), (230, 8774242), (235, 8587556), (269, 7502140), (347, 5815780), (460, 4387121), (470, 4293778), (538, 3751070), (694, 2907890), (940, 2146889), (1076, 1875535), (1081, 1866860), (1345, 1500428), (1388, 1453945), (1735, 1163156), (2162, 933430), (2690, 750214), (3470, 581578), (4324, 466715), (5380, 375107), (5405, 373372), (6187, 326180), (6940, 290789), (7981, 252860), (10810, 186686), (12374, 163090), (12643, 159620), (15962, 126430), (16309, 123740), (21620, 93343), (24748, 81545), (25286, 79810), (30935, 65236), (31924, 63215), (32618, 61870), (39905, 50572)]