40263040

素因数分解:

$2^7\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1187}}^1$

素因数の和:1259

約数の個数: 64

約数和(自身を含む): 98152560

約数和(自身を除く): 57889520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 265, 320, 424, 530, 640, 848, 1060, 1187, 1696, 2120, 2374, 3392, 4240, 4748, 5935, 6784, 8480, 9496, 11870, 16960, 18992, 23740, 33920, 37984, 47480, 62911, 75968, 94960, 125822, 151936, 189920, 251644, 314555, 379840, 503288, 629110, 759680, 1006576, 1258220, 2013152, 2516440, 4026304, 5032880, 8052608, 10065760, 20131520, 40263040]

約数ペア:

[(1, 40263040), (2, 20131520), (4, 10065760), (5, 8052608), (8, 5032880), (10, 4026304), (16, 2516440), (20, 2013152), (32, 1258220), (40, 1006576), (53, 759680), (64, 629110), (80, 503288), (106, 379840), (128, 314555), (160, 251644), (212, 189920), (265, 151936), (320, 125822), (424, 94960), (530, 75968), (640, 62911), (848, 47480), (1060, 37984), (1187, 33920), (1696, 23740), (2120, 18992), (2374, 16960), (3392, 11870), (4240, 9496), (4748, 8480), (5935, 6784)]