396340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 1008000

約数和(自身を除く): 611660

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 149, 190, 266, 298, 380, 532, 596, 665, 745, 1043, 1330, 1490, 2086, 2660, 2831, 2980, 4172, 5215, 5662, 10430, 11324, 14155, 19817, 20860, 28310, 39634, 56620, 79268, 99085, 198170, 396340]

約数ペア:

[(1, 396340), (2, 198170), (4, 99085), (5, 79268), (7, 56620), (10, 39634), (14, 28310), (19, 20860), (20, 19817), (28, 14155), (35, 11324), (38, 10430), (70, 5662), (76, 5215), (95, 4172), (133, 2980), (140, 2831), (149, 2660), (190, 2086), (266, 1490), (298, 1330), (380, 1043), (532, 745), (596, 665)]