3865820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 9471168

約数和(自身を除く): 5605348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 521, 530, 742, 1042, 1060, 1484, 1855, 2084, 2605, 3647, 3710, 5210, 7294, 7420, 10420, 14588, 18235, 27613, 36470, 55226, 72940, 110452, 138065, 193291, 276130, 386582, 552260, 773164, 966455, 1932910, 3865820]

約数ペア:

[(1, 3865820), (2, 1932910), (4, 966455), (5, 773164), (7, 552260), (10, 386582), (14, 276130), (20, 193291), (28, 138065), (35, 110452), (53, 72940), (70, 55226), (106, 36470), (140, 27613), (212, 18235), (265, 14588), (371, 10420), (521, 7420), (530, 7294), (742, 5210), (1042, 3710), (1060, 3647), (1484, 2605), (1855, 2084)]