40037560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{379}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 95760000

約数和(自身を除く): 55722440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 139, 152, 190, 278, 379, 380, 556, 695, 758, 760, 1112, 1390, 1516, 1895, 2641, 2780, 3032, 3790, 5282, 5560, 7201, 7580, 10564, 13205, 14402, 15160, 21128, 26410, 28804, 36005, 52681, 52820, 57608, 72010, 105362, 105640, 144020, 210724, 263405, 288040, 421448, 526810, 1000939, 1053620, 2001878, 2107240, 4003756, 5004695, 8007512, 10009390, 20018780, 40037560]

約数ペア:

[(1, 40037560), (2, 20018780), (4, 10009390), (5, 8007512), (8, 5004695), (10, 4003756), (19, 2107240), (20, 2001878), (38, 1053620), (40, 1000939), (76, 526810), (95, 421448), (139, 288040), (152, 263405), (190, 210724), (278, 144020), (379, 105640), (380, 105362), (556, 72010), (695, 57608), (758, 52820), (760, 52681), (1112, 36005), (1390, 28804), (1516, 26410), (1895, 21128), (2641, 15160), (2780, 14402), (3032, 13205), (3790, 10564), (5282, 7580), (5560, 7201)]