674560

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:69

約数の個数: 72

約数和(自身を含む): 1766016

約数和(自身を除く): 1091456

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 64, 68, 80, 85, 124, 128, 136, 155, 160, 170, 248, 256, 272, 310, 320, 340, 496, 527, 544, 620, 640, 680, 992, 1054, 1088, 1240, 1280, 1360, 1984, 2108, 2176, 2480, 2635, 2720, 3968, 4216, 4352, 4960, 5270, 5440, 7936, 8432, 9920, 10540, 10880, 16864, 19840, 21080, 21760, 33728, 39680, 42160, 67456, 84320, 134912, 168640, 337280, 674560]

約数ペア:

[(1, 674560), (2, 337280), (4, 168640), (5, 134912), (8, 84320), (10, 67456), (16, 42160), (17, 39680), (20, 33728), (31, 21760), (32, 21080), (34, 19840), (40, 16864), (62, 10880), (64, 10540), (68, 9920), (80, 8432), (85, 7936), (124, 5440), (128, 5270), (136, 4960), (155, 4352), (160, 4216), (170, 3968), (248, 2720), (256, 2635), (272, 2480), (310, 2176), (320, 2108), (340, 1984), (496, 1360), (527, 1280), (544, 1240), (620, 1088), (640, 1054), (680, 992)]