40815268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 81928000

約数和(自身を除く): 41112732

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 109, 218, 247, 379, 436, 494, 758, 988, 1417, 1516, 2071, 2834, 4142, 4927, 5668, 7201, 8284, 9854, 14402, 19708, 26923, 28804, 41311, 53846, 82622, 93613, 107692, 165244, 187226, 374452, 537043, 784909, 1074086, 1569818, 2148172, 3139636, 10203817, 20407634, 40815268]

約数ペア:

[(1, 40815268), (2, 20407634), (4, 10203817), (13, 3139636), (19, 2148172), (26, 1569818), (38, 1074086), (52, 784909), (76, 537043), (109, 374452), (218, 187226), (247, 165244), (379, 107692), (436, 93613), (494, 82622), (758, 53846), (988, 41311), (1417, 28804), (1516, 26923), (2071, 19708), (2834, 14402), (4142, 9854), (4927, 8284), (5668, 7201)]