30640480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{14731}}^1$

素因数の和:14759

約数の個数: 48

約数和(自身を含む): 77961744

約数和(自身を除く): 47321264

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 14731, 29462, 58924, 73655, 117848, 147310, 191503, 235696, 294620, 383006, 471392, 589240, 766012, 957515, 1178480, 1532024, 1915030, 2356960, 3064048, 3830060, 6128096, 7660120, 15320240, 30640480]

約数ペア:

[(1, 30640480), (2, 15320240), (4, 7660120), (5, 6128096), (8, 3830060), (10, 3064048), (13, 2356960), (16, 1915030), (20, 1532024), (26, 1178480), (32, 957515), (40, 766012), (52, 589240), (65, 471392), (80, 383006), (104, 294620), (130, 235696), (160, 191503), (208, 147310), (260, 117848), (416, 73655), (520, 58924), (1040, 29462), (2080, 14731)]