404228480

素因数分解:

$2^7\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1721}}^1$

素因数の和:2107

約数の個数: 64

約数和(自身を含む): 969554880

約数和(自身を除く): 565326400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 367, 640, 734, 1468, 1721, 1835, 2936, 3442, 3670, 5872, 6884, 7340, 8605, 11744, 13768, 14680, 17210, 23488, 27536, 29360, 34420, 46976, 55072, 58720, 68840, 110144, 117440, 137680, 220288, 234880, 275360, 550720, 631607, 1101440, 1263214, 2526428, 3158035, 5052856, 6316070, 10105712, 12632140, 20211424, 25264280, 40422848, 50528560, 80845696, 101057120, 202114240, 404228480]

約数ペア:

[(1, 404228480), (2, 202114240), (4, 101057120), (5, 80845696), (8, 50528560), (10, 40422848), (16, 25264280), (20, 20211424), (32, 12632140), (40, 10105712), (64, 6316070), (80, 5052856), (128, 3158035), (160, 2526428), (320, 1263214), (367, 1101440), (640, 631607), (734, 550720), (1468, 275360), (1721, 234880), (1835, 220288), (2936, 137680), (3442, 117440), (3670, 110144), (5872, 68840), (6884, 58720), (7340, 55072), (8605, 46976), (11744, 34420), (13768, 29360), (14680, 27536), (17210, 23488)]