29605420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 71018640

約数和(自身を除く): 41413220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 169, 190, 247, 260, 338, 380, 461, 494, 676, 845, 922, 988, 1235, 1690, 1844, 2305, 2470, 3211, 3380, 4610, 4940, 5993, 6422, 8759, 9220, 11986, 12844, 16055, 17518, 23972, 29965, 32110, 35036, 43795, 59930, 64220, 77909, 87590, 113867, 119860, 155818, 175180, 227734, 311636, 389545, 455468, 569335, 779090, 1138670, 1480271, 1558180, 2277340, 2960542, 5921084, 7401355, 14802710, 29605420]

約数ペア:

[(1, 29605420), (2, 14802710), (4, 7401355), (5, 5921084), (10, 2960542), (13, 2277340), (19, 1558180), (20, 1480271), (26, 1138670), (38, 779090), (52, 569335), (65, 455468), (76, 389545), (95, 311636), (130, 227734), (169, 175180), (190, 155818), (247, 119860), (260, 113867), (338, 87590), (380, 77909), (461, 64220), (494, 59930), (676, 43795), (845, 35036), (922, 32110), (988, 29965), (1235, 23972), (1690, 17518), (1844, 16055), (2305, 12844), (2470, 11986), (3211, 9220), (3380, 8759), (4610, 6422), (4940, 5993)]