42141260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1249}}^1$

素因数の和:1506

約数の個数: 48

約数和(自身を含む): 101640000

約数和(自身を除く): 59498740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 241, 482, 964, 1205, 1249, 1687, 2410, 2498, 3374, 4820, 4996, 6245, 6748, 8435, 8743, 12490, 16870, 17486, 24980, 33740, 34972, 43715, 87430, 174860, 301009, 602018, 1204036, 1505045, 2107063, 3010090, 4214126, 6020180, 8428252, 10535315, 21070630, 42141260]

約数ペア:

[(1, 42141260), (2, 21070630), (4, 10535315), (5, 8428252), (7, 6020180), (10, 4214126), (14, 3010090), (20, 2107063), (28, 1505045), (35, 1204036), (70, 602018), (140, 301009), (241, 174860), (482, 87430), (964, 43715), (1205, 34972), (1249, 33740), (1687, 24980), (2410, 17486), (2498, 16870), (3374, 12490), (4820, 8743), (4996, 8435), (6245, 6748)]