9980453320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1\times {\mathrm{10627}}^1$

素因数の和:11134

約数の個数: 64

約数和(自身を含む): 22933523520

約数和(自身を除く): 12953070200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 443, 530, 886, 1060, 1772, 2120, 2215, 3544, 4430, 8860, 10627, 17720, 21254, 23479, 42508, 46958, 53135, 85016, 93916, 106270, 117395, 187832, 212540, 234790, 425080, 469580, 563231, 939160, 1126462, 2252924, 2816155, 4505848, 4707761, 5632310, 9415522, 11264620, 18831044, 22529240, 23538805, 37662088, 47077610, 94155220, 188310440, 249511333, 499022666, 998045332, 1247556665, 1996090664, 2495113330, 4990226660, 9980453320]

約数ペア:

[(1, 9980453320), (2, 4990226660), (4, 2495113330), (5, 1996090664), (8, 1247556665), (10, 998045332), (20, 499022666), (40, 249511333), (53, 188310440), (106, 94155220), (212, 47077610), (265, 37662088), (424, 23538805), (443, 22529240), (530, 18831044), (886, 11264620), (1060, 9415522), (1772, 5632310), (2120, 4707761), (2215, 4505848), (3544, 2816155), (4430, 2252924), (8860, 1126462), (10627, 939160), (17720, 563231), (21254, 469580), (23479, 425080), (42508, 234790), (46958, 212540), (53135, 187832), (85016, 117395), (93916, 106270)]