171278980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{120619}}^1$

素因数の和:120699

約数の個数: 24

約数和(自身を含む): 364754880

約数和(自身を除く): 193475900

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 120619, 241238, 482476, 603095, 1206190, 2412380, 8563949, 17127898, 34255796, 42819745, 85639490, 171278980]

約数ペア:

[(1, 171278980), (2, 85639490), (4, 42819745), (5, 34255796), (10, 17127898), (20, 8563949), (71, 2412380), (142, 1206190), (284, 603095), (355, 482476), (710, 241238), (1420, 120619)]