74407480

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37963}}^1$

素因数の和:37988

約数の個数: 48

約数和(自身を含む): 194755320

約数和(自身を除く): 120347840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 37963, 75926, 151852, 189815, 265741, 303704, 379630, 531482, 759260, 1062964, 1328705, 1518520, 1860187, 2125928, 2657410, 3720374, 5314820, 7440748, 9300935, 10629640, 14881496, 18601870, 37203740, 74407480]

約数ペア:

[(1, 74407480), (2, 37203740), (4, 18601870), (5, 14881496), (7, 10629640), (8, 9300935), (10, 7440748), (14, 5314820), (20, 3720374), (28, 2657410), (35, 2125928), (40, 1860187), (49, 1518520), (56, 1328705), (70, 1062964), (98, 759260), (140, 531482), (196, 379630), (245, 303704), (280, 265741), (392, 189815), (490, 151852), (980, 75926), (1960, 37963)]