1380430

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 32

約数和(自身を含む): 2642688

約数和(自身を除く): 1262258

約数列:

[1, 2, 5, 10, 31, 61, 62, 73, 122, 146, 155, 305, 310, 365, 610, 730, 1891, 2263, 3782, 4453, 4526, 8906, 9455, 11315, 18910, 22265, 22630, 44530, 138043, 276086, 690215, 1380430]

約数ペア:

[(1, 1380430), (2, 690215), (5, 276086), (10, 138043), (31, 44530), (61, 22630), (62, 22265), (73, 18910), (122, 11315), (146, 9455), (155, 8906), (305, 4526), (310, 4453), (365, 3782), (610, 2263), (730, 1891)]