403428340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 990872064

約数和(自身を除く): 587443724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 103, 140, 202, 206, 277, 404, 412, 505, 515, 554, 707, 721, 1010, 1030, 1108, 1385, 1414, 1442, 1939, 2020, 2060, 2770, 2828, 2884, 3535, 3605, 3878, 5540, 7070, 7210, 7756, 9695, 10403, 14140, 14420, 19390, 20806, 27977, 28531, 38780, 41612, 52015, 55954, 57062, 72821, 104030, 111908, 114124, 139885, 142655, 145642, 195839, 199717, 208060, 279770, 285310, 291284, 364105, 391678, 399434, 559540, 570620, 728210, 783356, 798868, 979195, 998585, 1456420, 1958390, 1997170, 2881631, 3916780, 3994340, 5763262, 11526524, 14408155, 20171417, 28816310, 40342834, 57632620, 80685668, 100857085, 201714170, 403428340]

約数ペア:

[(1, 403428340), (2, 201714170), (4, 100857085), (5, 80685668), (7, 57632620), (10, 40342834), (14, 28816310), (20, 20171417), (28, 14408155), (35, 11526524), (70, 5763262), (101, 3994340), (103, 3916780), (140, 2881631), (202, 1997170), (206, 1958390), (277, 1456420), (404, 998585), (412, 979195), (505, 798868), (515, 783356), (554, 728210), (707, 570620), (721, 559540), (1010, 399434), (1030, 391678), (1108, 364105), (1385, 291284), (1414, 285310), (1442, 279770), (1939, 208060), (2020, 199717), (2060, 195839), (2770, 145642), (2828, 142655), (2884, 139885), (3535, 114124), (3605, 111908), (3878, 104030), (5540, 72821), (7070, 57062), (7210, 55954), (7756, 52015), (9695, 41612), (10403, 38780), (14140, 28531), (14420, 27977), (19390, 20806)]