19417560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1571}}^1$

素因数の和:1688

約数の個数: 64

約数和(自身を含む): 58855680

約数和(自身を除く): 39438120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1571, 2060, 2472, 3090, 3142, 4120, 4713, 6180, 6284, 7855, 9426, 12360, 12568, 15710, 18852, 23565, 31420, 37704, 47130, 62840, 94260, 161813, 188520, 323626, 485439, 647252, 809065, 970878, 1294504, 1618130, 1941756, 2427195, 3236260, 3883512, 4854390, 6472520, 9708780, 19417560]

約数ペア:

[(1, 19417560), (2, 9708780), (3, 6472520), (4, 4854390), (5, 3883512), (6, 3236260), (8, 2427195), (10, 1941756), (12, 1618130), (15, 1294504), (20, 970878), (24, 809065), (30, 647252), (40, 485439), (60, 323626), (103, 188520), (120, 161813), (206, 94260), (309, 62840), (412, 47130), (515, 37704), (618, 31420), (824, 23565), (1030, 18852), (1236, 15710), (1545, 12568), (1571, 12360), (2060, 9426), (2472, 7855), (3090, 6284), (3142, 6180), (4120, 4713)]