40802720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2143}}^1$

素因数の和:2182

約数の個数: 96

約数和(自身を含む): 116702208

約数和(自身を除く): 75899488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1120, 1190, 1360, 1904, 2143, 2380, 2720, 3808, 4286, 4760, 8572, 9520, 10715, 15001, 17144, 19040, 21430, 30002, 34288, 36431, 42860, 60004, 68576, 72862, 75005, 85720, 120008, 145724, 150010, 171440, 182155, 240016, 255017, 291448, 300020, 342880, 364310, 480032, 510034, 582896, 600040, 728620, 1020068, 1165792, 1200080, 1275085, 1457240, 2040136, 2400160, 2550170, 2914480, 4080272, 5100340, 5828960, 8160544, 10200680, 20401360, 40802720]

約数ペア:

[(1, 40802720), (2, 20401360), (4, 10200680), (5, 8160544), (7, 5828960), (8, 5100340), (10, 4080272), (14, 2914480), (16, 2550170), (17, 2400160), (20, 2040136), (28, 1457240), (32, 1275085), (34, 1200080), (35, 1165792), (40, 1020068), (56, 728620), (68, 600040), (70, 582896), (80, 510034), (85, 480032), (112, 364310), (119, 342880), (136, 300020), (140, 291448), (160, 255017), (170, 240016), (224, 182155), (238, 171440), (272, 150010), (280, 145724), (340, 120008), (476, 85720), (544, 75005), (560, 72862), (595, 68576), (680, 60004), (952, 42860), (1120, 36431), (1190, 34288), (1360, 30002), (1904, 21430), (2143, 19040), (2380, 17144), (2720, 15001), (3808, 10715), (4286, 9520), (4760, 8572)]