8238049640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{4481}}^1$

素因数の和:4611

約数の個数: 128

約数和(自身を含む): 20330352000

約数和(自身を除く): 12092302360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 59, 76, 82, 95, 118, 152, 164, 190, 205, 236, 295, 328, 380, 410, 472, 590, 760, 779, 820, 1121, 1180, 1558, 1640, 2242, 2360, 2419, 3116, 3895, 4481, 4484, 4838, 5605, 6232, 7790, 8962, 8968, 9676, 11210, 12095, 15580, 17924, 19352, 22405, 22420, 24190, 31160, 35848, 44810, 44840, 45961, 48380, 85139, 89620, 91922, 96760, 170278, 179240, 183721, 183844, 229805, 264379, 340556, 367442, 367688, 425695, 459610, 528758, 681112, 734884, 851390, 918605, 919220, 1057516, 1321895, 1469768, 1702780, 1837210, 1838440, 2115032, 2643790, 3405560, 3490699, 3674420, 5023201, 5287580, 6981398, 7348840, 10046402, 10575160, 10839539, 13962796, 17453495, 20092804, 21679078, 25116005, 27925592, 34906990, 40185608, 43358156, 50232010, 54197695, 69813980, 86716312, 100464020, 108395390, 139627960, 200928040, 205951241, 216790780, 411902482, 433581560, 823804964, 1029756205, 1647609928, 2059512410, 4119024820, 8238049640]

約数ペア:

[(1, 8238049640), (2, 4119024820), (4, 2059512410), (5, 1647609928), (8, 1029756205), (10, 823804964), (19, 433581560), (20, 411902482), (38, 216790780), (40, 205951241), (41, 200928040), (59, 139627960), (76, 108395390), (82, 100464020), (95, 86716312), (118, 69813980), (152, 54197695), (164, 50232010), (190, 43358156), (205, 40185608), (236, 34906990), (295, 27925592), (328, 25116005), (380, 21679078), (410, 20092804), (472, 17453495), (590, 13962796), (760, 10839539), (779, 10575160), (820, 10046402), (1121, 7348840), (1180, 6981398), (1558, 5287580), (1640, 5023201), (2242, 3674420), (2360, 3490699), (2419, 3405560), (3116, 2643790), (3895, 2115032), (4481, 1838440), (4484, 1837210), (4838, 1702780), (5605, 1469768), (6232, 1321895), (7790, 1057516), (8962, 919220), (8968, 918605), (9676, 851390), (11210, 734884), (12095, 681112), (15580, 528758), (17924, 459610), (19352, 425695), (22405, 367688), (22420, 367442), (24190, 340556), (31160, 264379), (35848, 229805), (44810, 183844), (44840, 183721), (45961, 179240), (48380, 170278), (85139, 96760), (89620, 91922)]