16272760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{653}}^1$

素因数の和:760

約数の個数: 64

約数和(自身を含む): 42379200

約数和(自身を除く): 26106440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 653, 712, 890, 1246, 1306, 1780, 2492, 2612, 3115, 3265, 3560, 4571, 4984, 5224, 6230, 6530, 9142, 12460, 13060, 18284, 22855, 24920, 26120, 36568, 45710, 58117, 91420, 116234, 182840, 232468, 290585, 406819, 464936, 581170, 813638, 1162340, 1627276, 2034095, 2324680, 3254552, 4068190, 8136380, 16272760]

約数ペア:

[(1, 16272760), (2, 8136380), (4, 4068190), (5, 3254552), (7, 2324680), (8, 2034095), (10, 1627276), (14, 1162340), (20, 813638), (28, 581170), (35, 464936), (40, 406819), (56, 290585), (70, 232468), (89, 182840), (140, 116234), (178, 91420), (280, 58117), (356, 45710), (445, 36568), (623, 26120), (653, 24920), (712, 22855), (890, 18284), (1246, 13060), (1306, 12460), (1780, 9142), (2492, 6530), (2612, 6230), (3115, 5224), (3265, 4984), (3560, 4571)]