40249790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:657

約数の個数: 64

約数和(自身を含む): 88957440

約数和(自身を除く): 48707650

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 53, 70, 95, 106, 133, 190, 265, 266, 371, 530, 571, 665, 742, 1007, 1142, 1330, 1855, 2014, 2855, 3710, 3997, 5035, 5710, 7049, 7994, 10070, 10849, 14098, 19985, 21698, 30263, 35245, 39970, 54245, 60526, 70490, 75943, 108490, 151315, 151886, 211841, 302630, 379715, 423682, 574997, 759430, 1059205, 1149994, 2118410, 2874985, 4024979, 5749970, 8049958, 20124895, 40249790]

約数ペア:

[(1, 40249790), (2, 20124895), (5, 8049958), (7, 5749970), (10, 4024979), (14, 2874985), (19, 2118410), (35, 1149994), (38, 1059205), (53, 759430), (70, 574997), (95, 423682), (106, 379715), (133, 302630), (190, 211841), (265, 151886), (266, 151315), (371, 108490), (530, 75943), (571, 70490), (665, 60526), (742, 54245), (1007, 39970), (1142, 35245), (1330, 30263), (1855, 21698), (2014, 19985), (2855, 14098), (3710, 10849), (3997, 10070), (5035, 7994), (5710, 7049)]