2440816

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:102

約数の個数: 80

約数和(自身を含む): 6031360

約数和(自身を除く): 3590544

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 37, 38, 56, 62, 74, 76, 112, 124, 133, 148, 152, 217, 248, 259, 266, 296, 304, 434, 496, 518, 532, 589, 592, 703, 868, 1036, 1064, 1147, 1178, 1406, 1736, 2072, 2128, 2294, 2356, 2812, 3472, 4123, 4144, 4588, 4712, 4921, 5624, 8029, 8246, 9176, 9424, 9842, 11248, 16058, 16492, 18352, 19684, 21793, 32116, 32984, 39368, 43586, 64232, 65968, 78736, 87172, 128464, 152551, 174344, 305102, 348688, 610204, 1220408, 2440816]

約数ペア:

[(1, 2440816), (2, 1220408), (4, 610204), (7, 348688), (8, 305102), (14, 174344), (16, 152551), (19, 128464), (28, 87172), (31, 78736), (37, 65968), (38, 64232), (56, 43586), (62, 39368), (74, 32984), (76, 32116), (112, 21793), (124, 19684), (133, 18352), (148, 16492), (152, 16058), (217, 11248), (248, 9842), (259, 9424), (266, 9176), (296, 8246), (304, 8029), (434, 5624), (496, 4921), (518, 4712), (532, 4588), (589, 4144), (592, 4123), (703, 3472), (868, 2812), (1036, 2356), (1064, 2294), (1147, 2128), (1178, 2072), (1406, 1736)]