385804860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{918583}}^1$

素因数の和:918602

約数の個数: 48

約数和(自身を含む): 1234576896

約数和(自身を除く): 848772036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 918583, 1837166, 2755749, 3674332, 4592915, 5511498, 6430081, 9185830, 11022996, 12860162, 13778745, 18371660, 19290243, 25720324, 27557490, 32150405, 38580486, 55114980, 64300810, 77160972, 96451215, 128601620, 192902430, 385804860]

約数ペア:

[(1, 385804860), (2, 192902430), (3, 128601620), (4, 96451215), (5, 77160972), (6, 64300810), (7, 55114980), (10, 38580486), (12, 32150405), (14, 27557490), (15, 25720324), (20, 19290243), (21, 18371660), (28, 13778745), (30, 12860162), (35, 11022996), (42, 9185830), (60, 6430081), (70, 5511498), (84, 4592915), (105, 3674332), (140, 2755749), (210, 1837166), (420, 918583)]