20176564940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{34127}}^1$

素因数の和:34287

約数の個数: 96

約数和(自身を含む): 50087890944

約数和(自身を除く): 29911326004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 103, 140, 164, 205, 206, 287, 410, 412, 515, 574, 721, 820, 1030, 1148, 1435, 1442, 2060, 2870, 2884, 3605, 4223, 5740, 7210, 8446, 14420, 16892, 21115, 29561, 34127, 42230, 59122, 68254, 84460, 118244, 136508, 147805, 170635, 238889, 295610, 341270, 477778, 591220, 682540, 955556, 1194445, 1399207, 2388890, 2798414, 3515081, 4777780, 5596828, 6996035, 7030162, 9794449, 13992070, 14060324, 17575405, 19588898, 24605567, 27984140, 35150810, 39177796, 48972245, 49211134, 70301620, 97944490, 98422268, 123027835, 144118321, 195888980, 246055670, 288236642, 492111340, 576473284, 720591605, 1008828247, 1441183210, 2017656494, 2882366420, 4035312988, 5044141235, 10088282470, 20176564940]

約数ペア:

[(1, 20176564940), (2, 10088282470), (4, 5044141235), (5, 4035312988), (7, 2882366420), (10, 2017656494), (14, 1441183210), (20, 1008828247), (28, 720591605), (35, 576473284), (41, 492111340), (70, 288236642), (82, 246055670), (103, 195888980), (140, 144118321), (164, 123027835), (205, 98422268), (206, 97944490), (287, 70301620), (410, 49211134), (412, 48972245), (515, 39177796), (574, 35150810), (721, 27984140), (820, 24605567), (1030, 19588898), (1148, 17575405), (1435, 14060324), (1442, 13992070), (2060, 9794449), (2870, 7030162), (2884, 6996035), (3605, 5596828), (4223, 4777780), (5740, 3515081), (7210, 2798414), (8446, 2388890), (14420, 1399207), (16892, 1194445), (21115, 955556), (29561, 682540), (34127, 591220), (42230, 477778), (59122, 341270), (68254, 295610), (84460, 238889), (118244, 170635), (136508, 147805)]