200017860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{476233}}^1$

素因数の和:476252

約数の個数: 48

約数和(自身を含む): 640058496

約数和(自身を除く): 440040636

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, 476233, 952466, 1428699, 1904932, 2381165, 2857398, 3333631, 4762330, 5714796, 6667262, 7143495, 9524660, 10000893, 13334524, 14286990, 16668155, 20001786, 28573980, 33336310, 40003572, 50004465, 66672620, 100008930, 200017860]

約数ペア:

[(1, 200017860), (2, 100008930), (3, 66672620), (4, 50004465), (5, 40003572), (6, 33336310), (7, 28573980), (10, 20001786), (12, 16668155), (14, 14286990), (15, 13334524), (20, 10000893), (21, 9524660), (28, 7143495), (30, 6667262), (35, 5714796), (42, 4762330), (60, 3333631), (70, 2857398), (84, 2381165), (105, 1904932), (140, 1428699), (210, 952466), (420, 476233)]