717440

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:97

約数の個数: 64

約数和(自身を含む): 1836000

約数和(自身を除く): 1118560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 59, 64, 76, 80, 95, 118, 128, 152, 160, 190, 236, 295, 304, 320, 380, 472, 590, 608, 640, 760, 944, 1121, 1180, 1216, 1520, 1888, 2242, 2360, 2432, 3040, 3776, 4484, 4720, 5605, 6080, 7552, 8968, 9440, 11210, 12160, 17936, 18880, 22420, 35872, 37760, 44840, 71744, 89680, 143488, 179360, 358720, 717440]

約数ペア:

[(1, 717440), (2, 358720), (4, 179360), (5, 143488), (8, 89680), (10, 71744), (16, 44840), (19, 37760), (20, 35872), (32, 22420), (38, 18880), (40, 17936), (59, 12160), (64, 11210), (76, 9440), (80, 8968), (95, 7552), (118, 6080), (128, 5605), (152, 4720), (160, 4484), (190, 3776), (236, 3040), (295, 2432), (304, 2360), (320, 2242), (380, 1888), (472, 1520), (590, 1216), (608, 1180), (640, 1121), (760, 944)]