40739510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 87091200

約数和(自身を除く): 46351690

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 79, 106, 139, 158, 265, 278, 371, 395, 530, 553, 695, 742, 790, 973, 1106, 1390, 1855, 1946, 2765, 3710, 4187, 4865, 5530, 7367, 8374, 9730, 10981, 14734, 20935, 21962, 29309, 36835, 41870, 51569, 54905, 58618, 73670, 76867, 103138, 109810, 146545, 153734, 257845, 293090, 384335, 515690, 581993, 768670, 1163986, 2909965, 4073951, 5819930, 8147902, 20369755, 40739510]

約数ペア:

[(1, 40739510), (2, 20369755), (5, 8147902), (7, 5819930), (10, 4073951), (14, 2909965), (35, 1163986), (53, 768670), (70, 581993), (79, 515690), (106, 384335), (139, 293090), (158, 257845), (265, 153734), (278, 146545), (371, 109810), (395, 103138), (530, 76867), (553, 73670), (695, 58618), (742, 54905), (790, 51569), (973, 41870), (1106, 36835), (1390, 29309), (1855, 21962), (1946, 20935), (2765, 14734), (3710, 10981), (4187, 9730), (4865, 8374), (5530, 7367)]