47145140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1409}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 113702400

約数和(自身を除く): 66557260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1409, 1673, 2390, 2818, 3346, 4780, 5636, 6692, 7045, 8365, 9863, 14090, 16730, 19726, 28180, 33460, 39452, 49315, 98630, 197260, 336751, 673502, 1347004, 1683755, 2357257, 3367510, 4714514, 6735020, 9429028, 11786285, 23572570, 47145140]

約数ペア:

[(1, 47145140), (2, 23572570), (4, 11786285), (5, 9429028), (7, 6735020), (10, 4714514), (14, 3367510), (20, 2357257), (28, 1683755), (35, 1347004), (70, 673502), (140, 336751), (239, 197260), (478, 98630), (956, 49315), (1195, 39452), (1409, 33460), (1673, 28180), (2390, 19726), (2818, 16730), (3346, 14090), (4780, 9863), (5636, 8365), (6692, 7045)]