20391878520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1452413}}^1$

素因数の和:1452446

約数の個数: 128

約数和(自身を含む): 73201665600

約数和(自身を除く): 52809787080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 14040, 1452413, 2904826, 4357239, 5809652, 7262065, 8714478, 11619304, 13071717, 14524130, 17428956, 18881369, 21786195, 26143434, 29048260, 34857912, 37762738, 39215151, 43572390, 52286868, 56644107, 58096520, 65358585, 75525476, 78430302, 87144780, 94406845, 104573736, 113288214, 130717170, 151050952, 156860604, 169932321, 174289560, 188813690, 196075755, 226576428, 261434340, 283220535, 313721208, 339864642, 377627380, 392151510, 453152856, 509796963, 522868680, 566441070, 679729284, 755254760, 784303020, 849661605, 1019593926, 1132882140, 1359458568, 1568606040, 1699323210, 2039187852, 2265764280, 2548984815, 3398646420, 4078375704, 5097969630, 6797292840, 10195939260, 20391878520]

約数ペア:

[(1, 20391878520), (2, 10195939260), (3, 6797292840), (4, 5097969630), (5, 4078375704), (6, 3398646420), (8, 2548984815), (9, 2265764280), (10, 2039187852), (12, 1699323210), (13, 1568606040), (15, 1359458568), (18, 1132882140), (20, 1019593926), (24, 849661605), (26, 784303020), (27, 755254760), (30, 679729284), (36, 566441070), (39, 522868680), (40, 509796963), (45, 453152856), (52, 392151510), (54, 377627380), (60, 339864642), (65, 313721208), (72, 283220535), (78, 261434340), (90, 226576428), (104, 196075755), (108, 188813690), (117, 174289560), (120, 169932321), (130, 156860604), (135, 151050952), (156, 130717170), (180, 113288214), (195, 104573736), (216, 94406845), (234, 87144780), (260, 78430302), (270, 75525476), (312, 65358585), (351, 58096520), (360, 56644107), (390, 52286868), (468, 43572390), (520, 39215151), (540, 37762738), (585, 34857912), (702, 29048260), (780, 26143434), (936, 21786195), (1080, 18881369), (1170, 17428956), (1404, 14524130), (1560, 13071717), (1755, 11619304), (2340, 8714478), (2808, 7262065), (3510, 5809652), (4680, 4357239), (7020, 2904826), (14040, 1452413)]