1214798840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^2\times {\mathrm{139}}^1$

素因数の和:337

約数の個数: 96

約数和(自身を含む): 2859267600

約数和(自身を除く): 1644468760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 73, 82, 139, 146, 164, 205, 278, 292, 328, 365, 410, 556, 584, 695, 730, 820, 1112, 1390, 1460, 1640, 2780, 2920, 2993, 5329, 5560, 5699, 5986, 10147, 10658, 11398, 11972, 14965, 20294, 21316, 22796, 23944, 26645, 28495, 29930, 40588, 42632, 45592, 50735, 53290, 56990, 59860, 81176, 101470, 106580, 113980, 119720, 202940, 213160, 218489, 227960, 405880, 416027, 436978, 740731, 832054, 873956, 1092445, 1481462, 1664108, 1747912, 2080135, 2184890, 2962924, 3328216, 3703655, 4160270, 4369780, 5925848, 7407310, 8320540, 8739560, 14814620, 16641080, 29629240, 30369971, 60739942, 121479884, 151849855, 242959768, 303699710, 607399420, 1214798840]

約数ペア:

[(1, 1214798840), (2, 607399420), (4, 303699710), (5, 242959768), (8, 151849855), (10, 121479884), (20, 60739942), (40, 30369971), (41, 29629240), (73, 16641080), (82, 14814620), (139, 8739560), (146, 8320540), (164, 7407310), (205, 5925848), (278, 4369780), (292, 4160270), (328, 3703655), (365, 3328216), (410, 2962924), (556, 2184890), (584, 2080135), (695, 1747912), (730, 1664108), (820, 1481462), (1112, 1092445), (1390, 873956), (1460, 832054), (1640, 740731), (2780, 436978), (2920, 416027), (2993, 405880), (5329, 227960), (5560, 218489), (5699, 213160), (5986, 202940), (10147, 119720), (10658, 113980), (11398, 106580), (11972, 101470), (14965, 81176), (20294, 59860), (21316, 56990), (22796, 53290), (23944, 50735), (26645, 45592), (28495, 42632), (29930, 40588)]