40540444

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^3$

素因数の和:104

約数の個数: 72

約数和(自身を含む): 91355040

約数和(自身を除く): 50814596

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 49, 68, 92, 98, 119, 161, 196, 238, 322, 391, 476, 529, 644, 782, 833, 1058, 1127, 1564, 1666, 2116, 2254, 2737, 3332, 3703, 4508, 5474, 7406, 8993, 10948, 12167, 14812, 17986, 19159, 24334, 25921, 35972, 38318, 48668, 51842, 62951, 76636, 85169, 103684, 125902, 170338, 206839, 251804, 340676, 413678, 440657, 596183, 827356, 881314, 1192366, 1447873, 1762628, 2384732, 2895746, 5791492, 10135111, 20270222, 40540444]

約数ペア:

[(1, 40540444), (2, 20270222), (4, 10135111), (7, 5791492), (14, 2895746), (17, 2384732), (23, 1762628), (28, 1447873), (34, 1192366), (46, 881314), (49, 827356), (68, 596183), (92, 440657), (98, 413678), (119, 340676), (161, 251804), (196, 206839), (238, 170338), (322, 125902), (391, 103684), (476, 85169), (529, 76636), (644, 62951), (782, 51842), (833, 48668), (1058, 38318), (1127, 35972), (1564, 25921), (1666, 24334), (2116, 19159), (2254, 17986), (2737, 14812), (3332, 12167), (3703, 10948), (4508, 8993), (5474, 7406)]