16449880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1423}}^1$

素因数の和:1468

約数の個数: 48

約数和(自身を含む): 39345120

約数和(自身を除く): 22895240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1423, 1445, 2312, 2846, 2890, 5692, 5780, 7115, 11384, 11560, 14230, 24191, 28460, 48382, 56920, 96764, 120955, 193528, 241910, 411247, 483820, 822494, 967640, 1644988, 2056235, 3289976, 4112470, 8224940, 16449880]

約数ペア:

[(1, 16449880), (2, 8224940), (4, 4112470), (5, 3289976), (8, 2056235), (10, 1644988), (17, 967640), (20, 822494), (34, 483820), (40, 411247), (68, 241910), (85, 193528), (136, 120955), (170, 96764), (289, 56920), (340, 48382), (578, 28460), (680, 24191), (1156, 14230), (1423, 11560), (1445, 11384), (2312, 7115), (2846, 5780), (2890, 5692)]