20800332

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1399}}^1$

素因数の和:1475

約数の個数: 72

約数和(自身を含む): 61152000

約数和(自身を除く): 40351668

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 59, 63, 84, 118, 126, 177, 236, 252, 354, 413, 531, 708, 826, 1062, 1239, 1399, 1652, 2124, 2478, 2798, 3717, 4197, 4956, 5596, 7434, 8394, 9793, 12591, 14868, 16788, 19586, 25182, 29379, 39172, 50364, 58758, 82541, 88137, 117516, 165082, 176274, 247623, 330164, 352548, 495246, 577787, 742869, 990492, 1155574, 1485738, 1733361, 2311148, 2971476, 3466722, 5200083, 6933444, 10400166, 20800332]

約数ペア:

[(1, 20800332), (2, 10400166), (3, 6933444), (4, 5200083), (6, 3466722), (7, 2971476), (9, 2311148), (12, 1733361), (14, 1485738), (18, 1155574), (21, 990492), (28, 742869), (36, 577787), (42, 495246), (59, 352548), (63, 330164), (84, 247623), (118, 176274), (126, 165082), (177, 117516), (236, 88137), (252, 82541), (354, 58758), (413, 50364), (531, 39172), (708, 29379), (826, 25182), (1062, 19586), (1239, 16788), (1399, 14868), (1652, 12591), (2124, 9793), (2478, 8394), (2798, 7434), (3717, 5596), (4197, 4956)]