17452120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 45276480

約数和(自身を除く): 27824360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 157, 280, 314, 397, 628, 785, 794, 1099, 1256, 1570, 1588, 1985, 2198, 2779, 3140, 3176, 3970, 4396, 5495, 5558, 6280, 7940, 8792, 10990, 11116, 13895, 15880, 21980, 22232, 27790, 43960, 55580, 62329, 111160, 124658, 249316, 311645, 436303, 498632, 623290, 872606, 1246580, 1745212, 2181515, 2493160, 3490424, 4363030, 8726060, 17452120]

約数ペア:

[(1, 17452120), (2, 8726060), (4, 4363030), (5, 3490424), (7, 2493160), (8, 2181515), (10, 1745212), (14, 1246580), (20, 872606), (28, 623290), (35, 498632), (40, 436303), (56, 311645), (70, 249316), (140, 124658), (157, 111160), (280, 62329), (314, 55580), (397, 43960), (628, 27790), (785, 22232), (794, 21980), (1099, 15880), (1256, 13895), (1570, 11116), (1588, 10990), (1985, 8792), (2198, 7940), (2779, 6280), (3140, 5558), (3176, 5495), (3970, 4396)]