746165780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{521}}^1\times {\mathrm{709}}^1$

素因数の和:1340

約数の個数: 48

約数和(自身を含む): 1587736080

約数和(自身を除く): 841570300

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 521, 709, 1010, 1042, 1418, 2020, 2084, 2605, 2836, 3545, 5210, 7090, 10420, 14180, 52621, 71609, 105242, 143218, 210484, 263105, 286436, 358045, 369389, 526210, 716090, 738778, 1052420, 1432180, 1477556, 1846945, 3693890, 7387780, 37308289, 74616578, 149233156, 186541445, 373082890, 746165780]

約数ペア:

[(1, 746165780), (2, 373082890), (4, 186541445), (5, 149233156), (10, 74616578), (20, 37308289), (101, 7387780), (202, 3693890), (404, 1846945), (505, 1477556), (521, 1432180), (709, 1052420), (1010, 738778), (1042, 716090), (1418, 526210), (2020, 369389), (2084, 358045), (2605, 286436), (2836, 263105), (3545, 210484), (5210, 143218), (7090, 105242), (10420, 71609), (14180, 52621)]