7890472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 64

約数和(自身を含む): 16963200

約数和(自身を除く): 9072728

約数列:

[1, 2, 4, 8, 19, 23, 37, 38, 46, 61, 74, 76, 92, 122, 148, 152, 184, 244, 296, 437, 488, 703, 851, 874, 1159, 1403, 1406, 1702, 1748, 2257, 2318, 2806, 2812, 3404, 3496, 4514, 4636, 5612, 5624, 6808, 9028, 9272, 11224, 16169, 18056, 26657, 32338, 42883, 51911, 53314, 64676, 85766, 103822, 106628, 129352, 171532, 207644, 213256, 343064, 415288, 986309, 1972618, 3945236, 7890472]

約数ペア:

[(1, 7890472), (2, 3945236), (4, 1972618), (8, 986309), (19, 415288), (23, 343064), (37, 213256), (38, 207644), (46, 171532), (61, 129352), (74, 106628), (76, 103822), (92, 85766), (122, 64676), (148, 53314), (152, 51911), (184, 42883), (244, 32338), (296, 26657), (437, 18056), (488, 16169), (703, 11224), (851, 9272), (874, 9028), (1159, 6808), (1403, 5624), (1406, 5612), (1702, 4636), (1748, 4514), (2257, 3496), (2318, 3404), (2806, 2812)]