84004420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{863}}^1$

素因数の和:1060

約数の個数: 48

約数和(自身を含む): 183472128

約数和(自身を除く): 99467708

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 157, 310, 314, 620, 628, 785, 863, 1570, 1726, 3140, 3452, 4315, 4867, 8630, 9734, 17260, 19468, 24335, 26753, 48670, 53506, 97340, 107012, 133765, 135491, 267530, 270982, 535060, 541964, 677455, 1354910, 2709820, 4200221, 8400442, 16800884, 21001105, 42002210, 84004420]

約数ペア:

[(1, 84004420), (2, 42002210), (4, 21001105), (5, 16800884), (10, 8400442), (20, 4200221), (31, 2709820), (62, 1354910), (124, 677455), (155, 541964), (157, 535060), (310, 270982), (314, 267530), (620, 135491), (628, 133765), (785, 107012), (863, 97340), (1570, 53506), (1726, 48670), (3140, 26753), (3452, 24335), (4315, 19468), (4867, 17260), (8630, 9734)]