1127551460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{20287}}^1$

素因数の和:20700

約数の個数: 48

約数和(自身を含む): 2713073664

約数和(自身を除く): 1585522204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 397, 794, 1588, 1985, 2779, 3970, 5558, 7940, 11116, 13895, 20287, 27790, 40574, 55580, 81148, 101435, 142009, 202870, 284018, 405740, 568036, 710045, 1420090, 2840180, 8053939, 16107878, 32215756, 40269695, 56377573, 80539390, 112755146, 161078780, 225510292, 281887865, 563775730, 1127551460]

約数ペア:

[(1, 1127551460), (2, 563775730), (4, 281887865), (5, 225510292), (7, 161078780), (10, 112755146), (14, 80539390), (20, 56377573), (28, 40269695), (35, 32215756), (70, 16107878), (140, 8053939), (397, 2840180), (794, 1420090), (1588, 710045), (1985, 568036), (2779, 405740), (3970, 284018), (5558, 202870), (7940, 142009), (11116, 101435), (13895, 81148), (20287, 55580), (27790, 40574)]