42041680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1627}}^1$

素因数の和:1676

約数の個数: 80

約数和(自身を含む): 109010880

約数和(自身を除く): 66969200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 1627, 2584, 3230, 3254, 5168, 6460, 6508, 8135, 12920, 13016, 16270, 25840, 26032, 27659, 30913, 32540, 55318, 61826, 65080, 110636, 123652, 130160, 138295, 154565, 221272, 247304, 276590, 309130, 442544, 494608, 525521, 553180, 618260, 1051042, 1106360, 1236520, 2102084, 2212720, 2473040, 2627605, 4204168, 5255210, 8408336, 10510420, 21020840, 42041680]

約数ペア:

[(1, 42041680), (2, 21020840), (4, 10510420), (5, 8408336), (8, 5255210), (10, 4204168), (16, 2627605), (17, 2473040), (19, 2212720), (20, 2102084), (34, 1236520), (38, 1106360), (40, 1051042), (68, 618260), (76, 553180), (80, 525521), (85, 494608), (95, 442544), (136, 309130), (152, 276590), (170, 247304), (190, 221272), (272, 154565), (304, 138295), (323, 130160), (340, 123652), (380, 110636), (646, 65080), (680, 61826), (760, 55318), (1292, 32540), (1360, 30913), (1520, 27659), (1615, 26032), (1627, 25840), (2584, 16270), (3230, 13016), (3254, 12920), (5168, 8135), (6460, 6508)]