39994470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^2$

素因数の和:314

約数の個数: 72

約数和(自身を含む): 109292976

約数和(自身を除く): 69298506

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 45, 46, 69, 90, 115, 138, 139, 207, 230, 278, 345, 414, 417, 690, 695, 834, 1035, 1251, 1390, 2070, 2085, 2502, 3197, 4170, 6255, 6394, 9591, 12510, 15985, 19182, 19321, 28773, 31970, 38642, 47955, 57546, 57963, 95910, 96605, 115926, 143865, 173889, 193210, 287730, 289815, 347778, 444383, 579630, 869445, 888766, 1333149, 1738890, 2221915, 2666298, 3999447, 4443830, 6665745, 7998894, 13331490, 19997235, 39994470]

約数ペア:

[(1, 39994470), (2, 19997235), (3, 13331490), (5, 7998894), (6, 6665745), (9, 4443830), (10, 3999447), (15, 2666298), (18, 2221915), (23, 1738890), (30, 1333149), (45, 888766), (46, 869445), (69, 579630), (90, 444383), (115, 347778), (138, 289815), (139, 287730), (207, 193210), (230, 173889), (278, 143865), (345, 115926), (414, 96605), (417, 95910), (690, 57963), (695, 57546), (834, 47955), (1035, 38642), (1251, 31970), (1390, 28773), (2070, 19321), (2085, 19182), (2502, 15985), (3197, 12510), (4170, 9591), (6255, 6394)]