390502288

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3767}}^1$

素因数の和:3836

約数の個数: 80

約数和(自身を含む): 897085440

約数和(自身を除く): 506583152

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 38, 44, 62, 76, 88, 124, 152, 176, 209, 248, 304, 341, 418, 496, 589, 682, 836, 1178, 1364, 1672, 2356, 2728, 3344, 3767, 4712, 5456, 6479, 7534, 9424, 12958, 15068, 25916, 30136, 41437, 51832, 60272, 71573, 82874, 103664, 116777, 143146, 165748, 233554, 286292, 331496, 467108, 572584, 662992, 787303, 934216, 1145168, 1284547, 1574606, 1868432, 2218763, 2569094, 3149212, 4437526, 5138188, 6298424, 8875052, 10276376, 12596848, 17750104, 20552752, 24406393, 35500208, 48812786, 97625572, 195251144, 390502288]

約数ペア:

[(1, 390502288), (2, 195251144), (4, 97625572), (8, 48812786), (11, 35500208), (16, 24406393), (19, 20552752), (22, 17750104), (31, 12596848), (38, 10276376), (44, 8875052), (62, 6298424), (76, 5138188), (88, 4437526), (124, 3149212), (152, 2569094), (176, 2218763), (209, 1868432), (248, 1574606), (304, 1284547), (341, 1145168), (418, 934216), (496, 787303), (589, 662992), (682, 572584), (836, 467108), (1178, 331496), (1364, 286292), (1672, 233554), (2356, 165748), (2728, 143146), (3344, 116777), (3767, 103664), (4712, 82874), (5456, 71573), (6479, 60272), (7534, 51832), (9424, 41437), (12958, 30136), (15068, 25916)]