4865996840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2797}}^1$

素因数の和:2923

約数の個数: 128

約数和(自身を含む): 11990661120

約数和(自身を除く): 7124664280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 61, 62, 92, 115, 122, 124, 155, 184, 230, 244, 248, 305, 310, 460, 488, 610, 620, 713, 920, 1220, 1240, 1403, 1426, 1891, 2440, 2797, 2806, 2852, 3565, 3782, 5594, 5612, 5704, 7015, 7130, 7564, 9455, 11188, 11224, 13985, 14030, 14260, 15128, 18910, 22376, 27970, 28060, 28520, 37820, 43493, 55940, 56120, 64331, 75640, 86707, 86986, 111880, 128662, 170617, 173414, 173972, 217465, 257324, 321655, 341234, 346828, 347944, 433535, 434930, 514648, 643310, 682468, 693656, 853085, 867070, 869860, 1286620, 1364936, 1706170, 1734140, 1739720, 1994261, 2573240, 3412340, 3468280, 3924191, 3988522, 5289127, 6824680, 7848382, 7977044, 9971305, 10578254, 15696764, 15954088, 19620955, 19942610, 21156508, 26445635, 31393528, 39241910, 39885220, 42313016, 52891270, 78483820, 79770440, 105782540, 121649921, 156967640, 211565080, 243299842, 486599684, 608249605, 973199368, 1216499210, 2432998420, 4865996840]

約数ペア:

[(1, 4865996840), (2, 2432998420), (4, 1216499210), (5, 973199368), (8, 608249605), (10, 486599684), (20, 243299842), (23, 211565080), (31, 156967640), (40, 121649921), (46, 105782540), (61, 79770440), (62, 78483820), (92, 52891270), (115, 42313016), (122, 39885220), (124, 39241910), (155, 31393528), (184, 26445635), (230, 21156508), (244, 19942610), (248, 19620955), (305, 15954088), (310, 15696764), (460, 10578254), (488, 9971305), (610, 7977044), (620, 7848382), (713, 6824680), (920, 5289127), (1220, 3988522), (1240, 3924191), (1403, 3468280), (1426, 3412340), (1891, 2573240), (2440, 1994261), (2797, 1739720), (2806, 1734140), (2852, 1706170), (3565, 1364936), (3782, 1286620), (5594, 869860), (5612, 867070), (5704, 853085), (7015, 693656), (7130, 682468), (7564, 643310), (9455, 514648), (11188, 434930), (11224, 433535), (13985, 347944), (14030, 346828), (14260, 341234), (15128, 321655), (18910, 257324), (22376, 217465), (27970, 173972), (28060, 173414), (28520, 170617), (37820, 128662), (43493, 111880), (55940, 86986), (56120, 86707), (64331, 75640)]