2009403928

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{5711}}^1$

素因数の和:5888

約数の個数: 64

約数和(自身を含む): 4419717120

約数和(自身を除く): 2410313192

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 103, 122, 206, 244, 412, 427, 488, 721, 824, 854, 1442, 1708, 2884, 3416, 5711, 5768, 6283, 11422, 12566, 22844, 25132, 39977, 43981, 45688, 50264, 79954, 87962, 159908, 175924, 319816, 348371, 351848, 588233, 696742, 1176466, 1393484, 2352932, 2438597, 2786968, 4117631, 4705864, 4877194, 8235262, 9754388, 16470524, 19508776, 32941048, 35882213, 71764426, 143528852, 251175491, 287057704, 502350982, 1004701964, 2009403928]

約数ペア:

[(1, 2009403928), (2, 1004701964), (4, 502350982), (7, 287057704), (8, 251175491), (14, 143528852), (28, 71764426), (56, 35882213), (61, 32941048), (103, 19508776), (122, 16470524), (206, 9754388), (244, 8235262), (412, 4877194), (427, 4705864), (488, 4117631), (721, 2786968), (824, 2438597), (854, 2352932), (1442, 1393484), (1708, 1176466), (2884, 696742), (3416, 588233), (5711, 351848), (5768, 348371), (6283, 319816), (11422, 175924), (12566, 159908), (22844, 87962), (25132, 79954), (39977, 50264), (43981, 45688)]