19251780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4789}}^1$

素因数の和:4868

約数の個数: 48

約数和(自身を含む): 54720960

約数和(自身を除く): 35469180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 4789, 9578, 14367, 19156, 23945, 28734, 47890, 57468, 71835, 95780, 143670, 287340, 320863, 641726, 962589, 1283452, 1604315, 1925178, 3208630, 3850356, 4812945, 6417260, 9625890, 19251780]

約数ペア:

[(1, 19251780), (2, 9625890), (3, 6417260), (4, 4812945), (5, 3850356), (6, 3208630), (10, 1925178), (12, 1604315), (15, 1283452), (20, 962589), (30, 641726), (60, 320863), (67, 287340), (134, 143670), (201, 95780), (268, 71835), (335, 57468), (402, 47890), (670, 28734), (804, 23945), (1005, 19156), (1340, 14367), (2010, 9578), (4020, 4789)]