10819420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 23677920

約数和(自身を除く): 12858500

約数列:

[1, 2, 4, 5, 10, 20, 53, 59, 106, 118, 173, 212, 236, 265, 295, 346, 530, 590, 692, 865, 1060, 1180, 1730, 3127, 3460, 6254, 9169, 10207, 12508, 15635, 18338, 20414, 31270, 36676, 40828, 45845, 51035, 62540, 91690, 102070, 183380, 204140, 540971, 1081942, 2163884, 2704855, 5409710, 10819420]

約数ペア:

[(1, 10819420), (2, 5409710), (4, 2704855), (5, 2163884), (10, 1081942), (20, 540971), (53, 204140), (59, 183380), (106, 102070), (118, 91690), (173, 62540), (212, 51035), (236, 45845), (265, 40828), (295, 36676), (346, 31270), (530, 20414), (590, 18338), (692, 15635), (865, 12508), (1060, 10207), (1180, 9169), (1730, 6254), (3127, 3460)]