420031664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{7507}}^1$

素因数の和:7797

約数の個数: 40

約数和(自身を含む): 879787440

約数和(自身を除く): 459755776

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 538, 1076, 2152, 3497, 4304, 6994, 7507, 13988, 15014, 27976, 30028, 55952, 60056, 97591, 120112, 195182, 390364, 780728, 1561456, 2019383, 4038766, 8077532, 16155064, 26251979, 32310128, 52503958, 105007916, 210015832, 420031664]

約数ペア:

[(1, 420031664), (2, 210015832), (4, 105007916), (8, 52503958), (13, 32310128), (16, 26251979), (26, 16155064), (52, 8077532), (104, 4038766), (208, 2019383), (269, 1561456), (538, 780728), (1076, 390364), (2152, 195182), (3497, 120112), (4304, 97591), (6994, 60056), (7507, 55952), (13988, 30028), (15014, 27976)]