39854780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{14983}}^1$

素因数の和:15018

約数の個数: 48

約数和(自身を含む): 100692480

約数和(自身を除く): 60837700

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 14983, 29966, 59932, 74915, 104881, 149830, 209762, 284677, 299660, 419524, 524405, 569354, 1048810, 1138708, 1423385, 1992739, 2097620, 2846770, 3985478, 5693540, 7970956, 9963695, 19927390, 39854780]

約数ペア:

[(1, 39854780), (2, 19927390), (4, 9963695), (5, 7970956), (7, 5693540), (10, 3985478), (14, 2846770), (19, 2097620), (20, 1992739), (28, 1423385), (35, 1138708), (38, 1048810), (70, 569354), (76, 524405), (95, 419524), (133, 299660), (140, 284677), (190, 209762), (266, 149830), (380, 104881), (532, 74915), (665, 59932), (1330, 29966), (2660, 14983)]