19231160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1193}}^1$

素因数の和:1248

約数の個数: 64

約数和(自身を含む): 48142080

約数和(自身を除く): 28910920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1193, 1240, 1612, 2015, 2386, 3224, 4030, 4772, 5965, 8060, 9544, 11930, 15509, 16120, 23860, 31018, 36983, 47720, 62036, 73966, 77545, 124072, 147932, 155090, 184915, 295864, 310180, 369830, 480779, 620360, 739660, 961558, 1479320, 1923116, 2403895, 3846232, 4807790, 9615580, 19231160]

約数ペア:

[(1, 19231160), (2, 9615580), (4, 4807790), (5, 3846232), (8, 2403895), (10, 1923116), (13, 1479320), (20, 961558), (26, 739660), (31, 620360), (40, 480779), (52, 369830), (62, 310180), (65, 295864), (104, 184915), (124, 155090), (130, 147932), (155, 124072), (248, 77545), (260, 73966), (310, 62036), (403, 47720), (520, 36983), (620, 31018), (806, 23860), (1193, 16120), (1240, 15509), (1612, 11930), (2015, 9544), (2386, 8060), (3224, 5965), (4030, 4772)]