4723420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 10993248

約数和(自身を除く): 6269828

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 491, 740, 962, 982, 1924, 1964, 2405, 2455, 4810, 4910, 6383, 9620, 9820, 12766, 18167, 25532, 31915, 36334, 63830, 72668, 90835, 127660, 181670, 236171, 363340, 472342, 944684, 1180855, 2361710, 4723420]

約数ペア:

[(1, 4723420), (2, 2361710), (4, 1180855), (5, 944684), (10, 472342), (13, 363340), (20, 236171), (26, 181670), (37, 127660), (52, 90835), (65, 72668), (74, 63830), (130, 36334), (148, 31915), (185, 25532), (260, 18167), (370, 12766), (481, 9820), (491, 9620), (740, 6383), (962, 4910), (982, 4810), (1924, 2455), (1964, 2405)]