17822420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 47609856

約数和(自身を除く): 29787436

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 71, 77, 110, 140, 142, 154, 163, 220, 284, 308, 326, 355, 385, 497, 652, 710, 770, 781, 815, 994, 1141, 1420, 1540, 1562, 1630, 1793, 1988, 2282, 2485, 3124, 3260, 3586, 3905, 4564, 4970, 5467, 5705, 7172, 7810, 8965, 9940, 10934, 11410, 11573, 12551, 15620, 17930, 21868, 22820, 23146, 25102, 27335, 35860, 46292, 50204, 54670, 57865, 62755, 81011, 109340, 115730, 125510, 127303, 162022, 231460, 251020, 254606, 324044, 405055, 509212, 636515, 810110, 891121, 1273030, 1620220, 1782242, 2546060, 3564484, 4455605, 8911210, 17822420]

約数ペア:

[(1, 17822420), (2, 8911210), (4, 4455605), (5, 3564484), (7, 2546060), (10, 1782242), (11, 1620220), (14, 1273030), (20, 891121), (22, 810110), (28, 636515), (35, 509212), (44, 405055), (55, 324044), (70, 254606), (71, 251020), (77, 231460), (110, 162022), (140, 127303), (142, 125510), (154, 115730), (163, 109340), (220, 81011), (284, 62755), (308, 57865), (326, 54670), (355, 50204), (385, 46292), (497, 35860), (652, 27335), (710, 25102), (770, 23146), (781, 22820), (815, 21868), (994, 17930), (1141, 15620), (1420, 12551), (1540, 11573), (1562, 11410), (1630, 10934), (1793, 9940), (1988, 8965), (2282, 7810), (2485, 7172), (3124, 5705), (3260, 5467), (3586, 4970), (3905, 4564)]