40205816

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 92145600

約数和(自身を除く): 51939784

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 157, 238, 269, 314, 476, 538, 628, 952, 1076, 1099, 1256, 1883, 2152, 2198, 2669, 3766, 4396, 4573, 5338, 7532, 8792, 9146, 10676, 15064, 18292, 18683, 21352, 32011, 36584, 37366, 42233, 64022, 74732, 84466, 128044, 149464, 168932, 256088, 295631, 337864, 591262, 717961, 1182524, 1435922, 2365048, 2871844, 5025727, 5743688, 10051454, 20102908, 40205816]

約数ペア:

[(1, 40205816), (2, 20102908), (4, 10051454), (7, 5743688), (8, 5025727), (14, 2871844), (17, 2365048), (28, 1435922), (34, 1182524), (56, 717961), (68, 591262), (119, 337864), (136, 295631), (157, 256088), (238, 168932), (269, 149464), (314, 128044), (476, 84466), (538, 74732), (628, 64022), (952, 42233), (1076, 37366), (1099, 36584), (1256, 32011), (1883, 21352), (2152, 18683), (2198, 18292), (2669, 15064), (3766, 10676), (4396, 9146), (4573, 8792), (5338, 7532)]