40161772

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 87333120

約数和(自身を除く): 47171348

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 59, 92, 98, 118, 151, 161, 196, 236, 302, 322, 413, 604, 644, 826, 1057, 1127, 1357, 1652, 2114, 2254, 2714, 2891, 3473, 4228, 4508, 5428, 5782, 6946, 7399, 8909, 9499, 11564, 13892, 14798, 17818, 18998, 24311, 29596, 35636, 37996, 48622, 62363, 66493, 97244, 124726, 132986, 170177, 204907, 249452, 265972, 340354, 409814, 436541, 680708, 819628, 873082, 1434349, 1746164, 2868698, 5737396, 10040443, 20080886, 40161772]

約数ペア:

[(1, 40161772), (2, 20080886), (4, 10040443), (7, 5737396), (14, 2868698), (23, 1746164), (28, 1434349), (46, 873082), (49, 819628), (59, 680708), (92, 436541), (98, 409814), (118, 340354), (151, 265972), (161, 249452), (196, 204907), (236, 170177), (302, 132986), (322, 124726), (413, 97244), (604, 66493), (644, 62363), (826, 48622), (1057, 37996), (1127, 35636), (1357, 29596), (1652, 24311), (2114, 18998), (2254, 17818), (2714, 14798), (2891, 13892), (3473, 11564), (4228, 9499), (4508, 8909), (5428, 7399), (5782, 6946)]