2021618080

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{2011}}^1$

素因数の和:2190

約数の個数: 96

約数和(自身を含む): 4903936128

約数和(自身を除く): 2882318048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 103, 122, 160, 206, 244, 305, 412, 488, 515, 610, 824, 976, 1030, 1220, 1648, 1952, 2011, 2060, 2440, 3296, 4022, 4120, 4880, 6283, 8044, 8240, 9760, 10055, 12566, 16088, 16480, 20110, 25132, 31415, 32176, 40220, 50264, 62830, 64352, 80440, 100528, 122671, 125660, 160880, 201056, 207133, 245342, 251320, 321760, 414266, 490684, 502640, 613355, 828532, 981368, 1005280, 1035665, 1226710, 1657064, 1962736, 2071330, 2453420, 3314128, 3925472, 4142660, 4906840, 6628256, 8285320, 9813680, 12635113, 16570640, 19627360, 25270226, 33141280, 50540452, 63175565, 101080904, 126351130, 202161808, 252702260, 404323616, 505404520, 1010809040, 2021618080]

約数ペア:

[(1, 2021618080), (2, 1010809040), (4, 505404520), (5, 404323616), (8, 252702260), (10, 202161808), (16, 126351130), (20, 101080904), (32, 63175565), (40, 50540452), (61, 33141280), (80, 25270226), (103, 19627360), (122, 16570640), (160, 12635113), (206, 9813680), (244, 8285320), (305, 6628256), (412, 4906840), (488, 4142660), (515, 3925472), (610, 3314128), (824, 2453420), (976, 2071330), (1030, 1962736), (1220, 1657064), (1648, 1226710), (1952, 1035665), (2011, 1005280), (2060, 981368), (2440, 828532), (3296, 613355), (4022, 502640), (4120, 490684), (4880, 414266), (6283, 321760), (8044, 251320), (8240, 245342), (9760, 207133), (10055, 201056), (12566, 160880), (16088, 125660), (16480, 122671), (20110, 100528), (25132, 80440), (31415, 64352), (32176, 62830), (40220, 50264)]