8389640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{83}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 23042880

約数和(自身を除く): 14653240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 83, 95, 133, 140, 152, 166, 190, 266, 280, 332, 361, 380, 415, 532, 581, 664, 665, 722, 760, 830, 1064, 1162, 1330, 1444, 1577, 1660, 1805, 2324, 2527, 2660, 2888, 2905, 3154, 3320, 3610, 4648, 5054, 5320, 5810, 6308, 7220, 7885, 10108, 11039, 11620, 12616, 12635, 14440, 15770, 20216, 22078, 23240, 25270, 29963, 31540, 44156, 50540, 55195, 59926, 63080, 88312, 101080, 110390, 119852, 149815, 209741, 220780, 239704, 299630, 419482, 441560, 599260, 838964, 1048705, 1198520, 1677928, 2097410, 4194820, 8389640]

約数ペア:

[(1, 8389640), (2, 4194820), (4, 2097410), (5, 1677928), (7, 1198520), (8, 1048705), (10, 838964), (14, 599260), (19, 441560), (20, 419482), (28, 299630), (35, 239704), (38, 220780), (40, 209741), (56, 149815), (70, 119852), (76, 110390), (83, 101080), (95, 88312), (133, 63080), (140, 59926), (152, 55195), (166, 50540), (190, 44156), (266, 31540), (280, 29963), (332, 25270), (361, 23240), (380, 22078), (415, 20216), (532, 15770), (581, 14440), (664, 12635), (665, 12616), (722, 11620), (760, 11039), (830, 10108), (1064, 7885), (1162, 7220), (1330, 6308), (1444, 5810), (1577, 5320), (1660, 5054), (1805, 4648), (2324, 3610), (2527, 3320), (2660, 3154), (2888, 2905)]