40418356

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^2\times {\mathrm{61}}^1$

素因数の和:161

約数の個数: 54

約数和(自身を含む): 81214854

約数和(自身を除く): 40796498

約数列:

[1, 2, 4, 11, 22, 37, 44, 61, 74, 121, 122, 148, 242, 244, 407, 484, 671, 814, 1342, 1369, 1628, 2257, 2684, 2738, 4477, 4514, 5476, 7381, 8954, 9028, 14762, 15059, 17908, 24827, 29524, 30118, 49654, 60236, 83509, 99308, 165649, 167018, 273097, 331298, 334036, 546194, 662596, 918599, 1092388, 1837198, 3674396, 10104589, 20209178, 40418356]

約数ペア:

[(1, 40418356), (2, 20209178), (4, 10104589), (11, 3674396), (22, 1837198), (37, 1092388), (44, 918599), (61, 662596), (74, 546194), (121, 334036), (122, 331298), (148, 273097), (242, 167018), (244, 165649), (407, 99308), (484, 83509), (671, 60236), (814, 49654), (1342, 30118), (1369, 29524), (1628, 24827), (2257, 17908), (2684, 15059), (2738, 14762), (4477, 9028), (4514, 8954), (5476, 7381)]