397768420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{653}}^1$

素因数の和:917

約数の個数: 96

約数和(自身を含む): 1010822400

約数和(自身を除く): 613053980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 229, 266, 380, 458, 532, 653, 665, 916, 1145, 1306, 1330, 1603, 2290, 2612, 2660, 3206, 3265, 4351, 4571, 4580, 6412, 6530, 8015, 8702, 9142, 12407, 13060, 16030, 17404, 18284, 21755, 22855, 24814, 30457, 32060, 43510, 45710, 49628, 60914, 62035, 86849, 87020, 91420, 121828, 124070, 149537, 152285, 173698, 248140, 299074, 304570, 347396, 434245, 598148, 609140, 747685, 868490, 1046759, 1495370, 1736980, 2093518, 2841203, 2990740, 4187036, 5233795, 5682406, 10467590, 11364812, 14206015, 19888421, 20935180, 28412030, 39776842, 56824060, 79553684, 99442105, 198884210, 397768420]

約数ペア:

[(1, 397768420), (2, 198884210), (4, 99442105), (5, 79553684), (7, 56824060), (10, 39776842), (14, 28412030), (19, 20935180), (20, 19888421), (28, 14206015), (35, 11364812), (38, 10467590), (70, 5682406), (76, 5233795), (95, 4187036), (133, 2990740), (140, 2841203), (190, 2093518), (229, 1736980), (266, 1495370), (380, 1046759), (458, 868490), (532, 747685), (653, 609140), (665, 598148), (916, 434245), (1145, 347396), (1306, 304570), (1330, 299074), (1603, 248140), (2290, 173698), (2612, 152285), (2660, 149537), (3206, 124070), (3265, 121828), (4351, 91420), (4571, 87020), (4580, 86849), (6412, 62035), (6530, 60914), (8015, 49628), (8702, 45710), (9142, 43510), (12407, 32060), (13060, 30457), (16030, 24814), (17404, 22855), (18284, 21755)]