1404291280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{8861}}^1$

素因数の和:9164

約数の個数: 80

約数和(自身を含む): 3745010304

約数和(自身を除く): 2340719024

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 283, 560, 566, 1132, 1415, 1981, 2264, 2830, 3962, 4528, 5660, 7924, 8861, 9905, 11320, 15848, 17722, 19810, 22640, 31696, 35444, 39620, 44305, 62027, 70888, 79240, 88610, 124054, 141776, 158480, 177220, 248108, 310135, 354440, 496216, 620270, 708880, 992432, 1240540, 2481080, 2507663, 4962160, 5015326, 10030652, 12538315, 17553641, 20061304, 25076630, 35107282, 40122608, 50153260, 70214564, 87768205, 100306520, 140429128, 175536410, 200613040, 280858256, 351072820, 702145640, 1404291280]

約数ペア:

[(1, 1404291280), (2, 702145640), (4, 351072820), (5, 280858256), (7, 200613040), (8, 175536410), (10, 140429128), (14, 100306520), (16, 87768205), (20, 70214564), (28, 50153260), (35, 40122608), (40, 35107282), (56, 25076630), (70, 20061304), (80, 17553641), (112, 12538315), (140, 10030652), (280, 5015326), (283, 4962160), (560, 2507663), (566, 2481080), (1132, 1240540), (1415, 992432), (1981, 708880), (2264, 620270), (2830, 496216), (3962, 354440), (4528, 310135), (5660, 248108), (7924, 177220), (8861, 158480), (9905, 141776), (11320, 124054), (15848, 88610), (17722, 79240), (19810, 70888), (22640, 62027), (31696, 44305), (35444, 39620)]