18866640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6047}}^1$

素因数の和:6076

約数の個数: 80

約数和(自身を含む): 62995968

約数和(自身を除く): 44129328

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 6047, 12094, 18141, 24188, 30235, 36282, 48376, 60470, 72564, 78611, 90705, 96752, 120940, 145128, 157222, 181410, 235833, 241880, 290256, 314444, 362820, 393055, 471666, 483760, 628888, 725640, 786110, 943332, 1179165, 1257776, 1451280, 1572220, 1886664, 2358330, 3144440, 3773328, 4716660, 6288880, 9433320, 18866640]

約数ペア:

[(1, 18866640), (2, 9433320), (3, 6288880), (4, 4716660), (5, 3773328), (6, 3144440), (8, 2358330), (10, 1886664), (12, 1572220), (13, 1451280), (15, 1257776), (16, 1179165), (20, 943332), (24, 786110), (26, 725640), (30, 628888), (39, 483760), (40, 471666), (48, 393055), (52, 362820), (60, 314444), (65, 290256), (78, 241880), (80, 235833), (104, 181410), (120, 157222), (130, 145128), (156, 120940), (195, 96752), (208, 90705), (240, 78611), (260, 72564), (312, 60470), (390, 48376), (520, 36282), (624, 30235), (780, 24188), (1040, 18141), (1560, 12094), (3120, 6047)]