28086256

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 64460160

約数和(自身を除く): 36373904

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 37, 38, 44, 74, 76, 88, 148, 152, 176, 209, 227, 296, 304, 407, 418, 454, 592, 703, 814, 836, 908, 1406, 1628, 1672, 1816, 2497, 2812, 3256, 3344, 3632, 4313, 4994, 5624, 6512, 7733, 8399, 8626, 9988, 11248, 15466, 16798, 17252, 19976, 30932, 33596, 34504, 39952, 47443, 61864, 67192, 69008, 92389, 94886, 123728, 134384, 159581, 184778, 189772, 319162, 369556, 379544, 638324, 739112, 759088, 1276648, 1478224, 1755391, 2553296, 3510782, 7021564, 14043128, 28086256]

約数ペア:

[(1, 28086256), (2, 14043128), (4, 7021564), (8, 3510782), (11, 2553296), (16, 1755391), (19, 1478224), (22, 1276648), (37, 759088), (38, 739112), (44, 638324), (74, 379544), (76, 369556), (88, 319162), (148, 189772), (152, 184778), (176, 159581), (209, 134384), (227, 123728), (296, 94886), (304, 92389), (407, 69008), (418, 67192), (454, 61864), (592, 47443), (703, 39952), (814, 34504), (836, 33596), (908, 30932), (1406, 19976), (1628, 17252), (1672, 16798), (1816, 15466), (2497, 11248), (2812, 9988), (3256, 8626), (3344, 8399), (3632, 7733), (4313, 6512), (4994, 5624)]