16962580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 20293100

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 109, 124, 155, 218, 251, 310, 436, 502, 545, 620, 1004, 1090, 1255, 2180, 2510, 3379, 5020, 6758, 7781, 13516, 15562, 16895, 27359, 31124, 33790, 38905, 54718, 67580, 77810, 109436, 136795, 155620, 273590, 547180, 848129, 1696258, 3392516, 4240645, 8481290, 16962580]

約数ペア:

[(1, 16962580), (2, 8481290), (4, 4240645), (5, 3392516), (10, 1696258), (20, 848129), (31, 547180), (62, 273590), (109, 155620), (124, 136795), (155, 109436), (218, 77810), (251, 67580), (310, 54718), (436, 38905), (502, 33790), (545, 31124), (620, 27359), (1004, 16895), (1090, 15562), (1255, 13516), (2180, 7781), (2510, 6758), (3379, 5020)]