2528240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:67

約数の個数: 120

約数和(自身を含む): 7352208

約数和(自身を除く): 4823968

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 17, 20, 22, 26, 34, 40, 44, 52, 55, 65, 68, 80, 85, 88, 104, 110, 130, 136, 143, 169, 170, 176, 187, 208, 220, 221, 260, 272, 286, 338, 340, 374, 440, 442, 520, 572, 676, 680, 715, 748, 845, 880, 884, 935, 1040, 1105, 1144, 1352, 1360, 1430, 1496, 1690, 1768, 1859, 1870, 2210, 2288, 2431, 2704, 2860, 2873, 2992, 3380, 3536, 3718, 3740, 4420, 4862, 5720, 5746, 6760, 7436, 7480, 8840, 9295, 9724, 11440, 11492, 12155, 13520, 14365, 14872, 14960, 17680, 18590, 19448, 22984, 24310, 28730, 29744, 31603, 37180, 38896, 45968, 48620, 57460, 63206, 74360, 97240, 114920, 126412, 148720, 158015, 194480, 229840, 252824, 316030, 505648, 632060, 1264120, 2528240]

約数ペア:

[(1, 2528240), (2, 1264120), (4, 632060), (5, 505648), (8, 316030), (10, 252824), (11, 229840), (13, 194480), (16, 158015), (17, 148720), (20, 126412), (22, 114920), (26, 97240), (34, 74360), (40, 63206), (44, 57460), (52, 48620), (55, 45968), (65, 38896), (68, 37180), (80, 31603), (85, 29744), (88, 28730), (104, 24310), (110, 22984), (130, 19448), (136, 18590), (143, 17680), (169, 14960), (170, 14872), (176, 14365), (187, 13520), (208, 12155), (220, 11492), (221, 11440), (260, 9724), (272, 9295), (286, 8840), (338, 7480), (340, 7436), (374, 6760), (440, 5746), (442, 5720), (520, 4862), (572, 4420), (676, 3740), (680, 3718), (715, 3536), (748, 3380), (845, 2992), (880, 2873), (884, 2860), (935, 2704), (1040, 2431), (1105, 2288), (1144, 2210), (1352, 1870), (1360, 1859), (1430, 1768), (1496, 1690)]