2491377890

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{52817}}^1$

素因数の和:52966

約数の個数: 32

約数和(自身を含む): 4620518640

約数和(自身を除く): 2129140750

約数列:

[1, 2, 5, 10, 53, 89, 106, 178, 265, 445, 530, 890, 4717, 9434, 23585, 47170, 52817, 105634, 264085, 528170, 2799301, 4700713, 5598602, 9401426, 13996505, 23503565, 27993010, 47007130, 249137789, 498275578, 1245688945, 2491377890]

約数ペア:

[(1, 2491377890), (2, 1245688945), (5, 498275578), (10, 249137789), (53, 47007130), (89, 27993010), (106, 23503565), (178, 13996505), (265, 9401426), (445, 5598602), (530, 4700713), (890, 2799301), (4717, 528170), (9434, 264085), (23585, 105634), (47170, 52817)]