120591620

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{547}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 258883968

約数和(自身を除く): 138292348

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 151, 292, 302, 365, 547, 604, 730, 755, 1094, 1460, 1510, 2188, 2735, 3020, 5470, 10940, 11023, 22046, 39931, 44092, 55115, 79862, 82597, 110230, 159724, 165194, 199655, 220460, 330388, 399310, 412985, 798620, 825970, 1651940, 6029581, 12059162, 24118324, 30147905, 60295810, 120591620]

約数ペア:

[(1, 120591620), (2, 60295810), (4, 30147905), (5, 24118324), (10, 12059162), (20, 6029581), (73, 1651940), (146, 825970), (151, 798620), (292, 412985), (302, 399310), (365, 330388), (547, 220460), (604, 199655), (730, 165194), (755, 159724), (1094, 110230), (1460, 82597), (1510, 79862), (2188, 55115), (2735, 44092), (3020, 39931), (5470, 22046), (10940, 11023)]