20785098720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{8821}}^1\times {\mathrm{4909}}^1$

素因数の和:13748

約数の個数: 96

約数和(自身を含む): 65493822240

約数和(自身を除く): 44708723520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 4909, 8821, 9818, 14727, 17642, 19636, 24545, 26463, 29454, 35284, 39272, 44105, 49090, 52926, 58908, 70568, 73635, 78544, 88210, 98180, 105852, 117816, 132315, 141136, 147270, 157088, 176420, 196360, 211704, 235632, 264630, 282272, 294540, 352840, 392720, 423408, 471264, 529260, 589080, 705680, 785440, 846816, 1058520, 1178160, 1411360, 2117040, 2356320, 4234080, 43302289, 86604578, 129906867, 173209156, 216511445, 259813734, 346418312, 433022890, 519627468, 649534335, 692836624, 866045780, 1039254936, 1299068670, 1385673248, 1732091560, 2078509872, 2598137340, 3464183120, 4157019744, 5196274680, 6928366240, 10392549360, 20785098720]

約数ペア:

[(1, 20785098720), (2, 10392549360), (3, 6928366240), (4, 5196274680), (5, 4157019744), (6, 3464183120), (8, 2598137340), (10, 2078509872), (12, 1732091560), (15, 1385673248), (16, 1299068670), (20, 1039254936), (24, 866045780), (30, 692836624), (32, 649534335), (40, 519627468), (48, 433022890), (60, 346418312), (80, 259813734), (96, 216511445), (120, 173209156), (160, 129906867), (240, 86604578), (480, 43302289), (4909, 4234080), (8821, 2356320), (9818, 2117040), (14727, 1411360), (17642, 1178160), (19636, 1058520), (24545, 846816), (26463, 785440), (29454, 705680), (35284, 589080), (39272, 529260), (44105, 471264), (49090, 423408), (52926, 392720), (58908, 352840), (70568, 294540), (73635, 282272), (78544, 264630), (88210, 235632), (98180, 211704), (105852, 196360), (117816, 176420), (132315, 157088), (141136, 147270)]