2455890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1153}}^1$

素因数の和:1234

約数の個数: 32

約数和(自身を含む): 5982336

約数和(自身を除く): 3526446

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 1153, 2130, 2306, 3459, 5765, 6918, 11530, 17295, 34590, 81863, 163726, 245589, 409315, 491178, 818630, 1227945, 2455890]

約数ペア:

[(1, 2455890), (2, 1227945), (3, 818630), (5, 491178), (6, 409315), (10, 245589), (15, 163726), (30, 81863), (71, 34590), (142, 17295), (213, 11530), (355, 6918), (426, 5765), (710, 3459), (1065, 2306), (1153, 2130)]