901887420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{2147351}}^1$

素因数の和:2147370

約数の個数: 48

約数和(自身を含む): 2886041088

約数和(自身を除く): 1984153668

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 2147351, 4294702, 6442053, 8589404, 10736755, 12884106, 15031457, 21473510, 25768212, 30062914, 32210265, 42947020, 45094371, 60125828, 64420530, 75157285, 90188742, 128841060, 150314570, 180377484, 225471855, 300629140, 450943710, 901887420]

約数ペア:

[(1, 901887420), (2, 450943710), (3, 300629140), (4, 225471855), (5, 180377484), (6, 150314570), (7, 128841060), (10, 90188742), (12, 75157285), (14, 64420530), (15, 60125828), (20, 45094371), (21, 42947020), (28, 32210265), (30, 30062914), (35, 25768212), (42, 21473510), (60, 15031457), (70, 12884106), (84, 10736755), (105, 8589404), (140, 6442053), (210, 4294702), (420, 2147351)]