31828930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3821}}^1$

素因数の和:3859

約数の個数: 48

約数和(自身を含む): 70584696

約数和(自身を除く): 38755766

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 3821, 4165, 7642, 8330, 19105, 26747, 38210, 53494, 64957, 129914, 133735, 187229, 267470, 324785, 374458, 454699, 649570, 909398, 936145, 1872290, 2273495, 3182893, 4546990, 6365786, 15914465, 31828930]

約数ペア:

[(1, 31828930), (2, 15914465), (5, 6365786), (7, 4546990), (10, 3182893), (14, 2273495), (17, 1872290), (34, 936145), (35, 909398), (49, 649570), (70, 454699), (85, 374458), (98, 324785), (119, 267470), (170, 187229), (238, 133735), (245, 129914), (490, 64957), (595, 53494), (833, 38210), (1190, 26747), (1666, 19105), (3821, 8330), (4165, 7642)]