393680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:76

約数の個数: 80

約数和(自身を含む): 1130880

約数和(自身を除く): 737200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 37, 38, 40, 56, 70, 74, 76, 80, 95, 112, 133, 140, 148, 152, 185, 190, 259, 266, 280, 296, 304, 370, 380, 518, 532, 560, 592, 665, 703, 740, 760, 1036, 1064, 1295, 1330, 1406, 1480, 1520, 2072, 2128, 2590, 2660, 2812, 2960, 3515, 4144, 4921, 5180, 5320, 5624, 7030, 9842, 10360, 10640, 11248, 14060, 19684, 20720, 24605, 28120, 39368, 49210, 56240, 78736, 98420, 196840, 393680]

約数ペア:

[(1, 393680), (2, 196840), (4, 98420), (5, 78736), (7, 56240), (8, 49210), (10, 39368), (14, 28120), (16, 24605), (19, 20720), (20, 19684), (28, 14060), (35, 11248), (37, 10640), (38, 10360), (40, 9842), (56, 7030), (70, 5624), (74, 5320), (76, 5180), (80, 4921), (95, 4144), (112, 3515), (133, 2960), (140, 2812), (148, 2660), (152, 2590), (185, 2128), (190, 2072), (259, 1520), (266, 1480), (280, 1406), (296, 1330), (304, 1295), (370, 1064), (380, 1036), (518, 760), (532, 740), (560, 703), (592, 665)]