20422260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:718

約数の個数: 96

約数和(自身を含む): 64713600

約数和(自身を除く): 44291340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 90, 108, 118, 135, 177, 180, 236, 270, 295, 354, 531, 540, 590, 641, 708, 885, 1062, 1180, 1282, 1593, 1770, 1923, 2124, 2564, 2655, 3186, 3205, 3540, 3846, 5310, 5769, 6372, 6410, 7692, 7965, 9615, 10620, 11538, 12820, 15930, 17307, 19230, 23076, 28845, 31860, 34614, 37819, 38460, 57690, 69228, 75638, 86535, 113457, 115380, 151276, 173070, 189095, 226914, 340371, 346140, 378190, 453828, 567285, 680742, 756380, 1021113, 1134570, 1361484, 1701855, 2042226, 2269140, 3403710, 4084452, 5105565, 6807420, 10211130, 20422260]

約数ペア:

[(1, 20422260), (2, 10211130), (3, 6807420), (4, 5105565), (5, 4084452), (6, 3403710), (9, 2269140), (10, 2042226), (12, 1701855), (15, 1361484), (18, 1134570), (20, 1021113), (27, 756380), (30, 680742), (36, 567285), (45, 453828), (54, 378190), (59, 346140), (60, 340371), (90, 226914), (108, 189095), (118, 173070), (135, 151276), (177, 115380), (180, 113457), (236, 86535), (270, 75638), (295, 69228), (354, 57690), (531, 38460), (540, 37819), (590, 34614), (641, 31860), (708, 28845), (885, 23076), (1062, 19230), (1180, 17307), (1282, 15930), (1593, 12820), (1770, 11538), (1923, 10620), (2124, 9615), (2564, 7965), (2655, 7692), (3186, 6410), (3205, 6372), (3540, 5769), (3846, 5310)]