40696640

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7481}}^1$

素因数の和:7515

約数の個数: 56

約数和(自身を含む): 102623112

約数和(自身を除く): 61926472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 7481, 14962, 29924, 37405, 59848, 74810, 119696, 127177, 149620, 239392, 254354, 299240, 478784, 508708, 598480, 635885, 1017416, 1196960, 1271770, 2034832, 2393920, 2543540, 4069664, 5087080, 8139328, 10174160, 20348320, 40696640]

約数ペア:

[(1, 40696640), (2, 20348320), (4, 10174160), (5, 8139328), (8, 5087080), (10, 4069664), (16, 2543540), (17, 2393920), (20, 2034832), (32, 1271770), (34, 1196960), (40, 1017416), (64, 635885), (68, 598480), (80, 508708), (85, 478784), (136, 299240), (160, 254354), (170, 239392), (272, 149620), (320, 127177), (340, 119696), (544, 74810), (680, 59848), (1088, 37405), (1360, 29924), (2720, 14962), (5440, 7481)]