2099208020

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23539}}^1$

素因数の和:23582

約数の個数: 96

約数和(自身を含む): 5536608000

約数和(自身を除く): 3437399980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 343, 364, 455, 490, 637, 686, 910, 980, 1274, 1372, 1715, 1820, 2548, 3185, 3430, 4459, 6370, 6860, 8918, 12740, 17836, 22295, 23539, 44590, 47078, 89180, 94156, 117695, 164773, 235390, 306007, 329546, 470780, 612014, 659092, 823865, 1153411, 1224028, 1530035, 1647730, 2142049, 2306822, 3060070, 3295460, 4284098, 4613644, 5767055, 6120140, 8073877, 8568196, 10710245, 11534110, 14994343, 16147754, 21420490, 23068220, 29988686, 32295508, 40369385, 42840980, 59977372, 74971715, 80738770, 104960401, 149943430, 161477540, 209920802, 299886860, 419841604, 524802005, 1049604010, 2099208020]

約数ペア:

[(1, 2099208020), (2, 1049604010), (4, 524802005), (5, 419841604), (7, 299886860), (10, 209920802), (13, 161477540), (14, 149943430), (20, 104960401), (26, 80738770), (28, 74971715), (35, 59977372), (49, 42840980), (52, 40369385), (65, 32295508), (70, 29988686), (91, 23068220), (98, 21420490), (130, 16147754), (140, 14994343), (182, 11534110), (196, 10710245), (245, 8568196), (260, 8073877), (343, 6120140), (364, 5767055), (455, 4613644), (490, 4284098), (637, 3295460), (686, 3060070), (910, 2306822), (980, 2142049), (1274, 1647730), (1372, 1530035), (1715, 1224028), (1820, 1153411), (2548, 823865), (3185, 659092), (3430, 612014), (4459, 470780), (6370, 329546), (6860, 306007), (8918, 235390), (12740, 164773), (17836, 117695), (22295, 94156), (23539, 89180), (44590, 47078)]