20702934980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1103}}^1\times {\mathrm{10313}}^1$

素因数の和:11445

約数の個数: 96

約数和(自身を含む): 53562829824

約数和(自身を除く): 32859894844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1103, 1820, 2206, 4412, 5515, 7721, 10313, 11030, 14339, 15442, 20626, 22060, 28678, 30884, 38605, 41252, 51565, 57356, 71695, 72191, 77210, 100373, 103130, 134069, 143390, 144382, 154420, 200746, 206260, 268138, 286780, 288764, 360955, 401492, 501865, 536276, 670345, 721910, 938483, 1003730, 1340690, 1443820, 1876966, 2007460, 2681380, 3753932, 4692415, 9384830, 11375239, 18769660, 22750478, 45500956, 56876195, 79626673, 113752390, 147878107, 159253346, 227504780, 295756214, 318506692, 398133365, 591512428, 739390535, 796266730, 1035146749, 1478781070, 1592533460, 2070293498, 2957562140, 4140586996, 5175733745, 10351467490, 20702934980]

約数ペア:

[(1, 20702934980), (2, 10351467490), (4, 5175733745), (5, 4140586996), (7, 2957562140), (10, 2070293498), (13, 1592533460), (14, 1478781070), (20, 1035146749), (26, 796266730), (28, 739390535), (35, 591512428), (52, 398133365), (65, 318506692), (70, 295756214), (91, 227504780), (130, 159253346), (140, 147878107), (182, 113752390), (260, 79626673), (364, 56876195), (455, 45500956), (910, 22750478), (1103, 18769660), (1820, 11375239), (2206, 9384830), (4412, 4692415), (5515, 3753932), (7721, 2681380), (10313, 2007460), (11030, 1876966), (14339, 1443820), (15442, 1340690), (20626, 1003730), (22060, 938483), (28678, 721910), (30884, 670345), (38605, 536276), (41252, 501865), (51565, 401492), (57356, 360955), (71695, 288764), (72191, 286780), (77210, 268138), (100373, 206260), (103130, 200746), (134069, 154420), (143390, 144382)]