19619360

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{7213}}^1$

素因数の和:7245

約数の個数: 48

約数和(自身を含む): 49084056

約数和(自身を除く): 29464696

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 7213, 14426, 28852, 36065, 57704, 72130, 115408, 122621, 144260, 230816, 245242, 288520, 490484, 577040, 613105, 980968, 1154080, 1226210, 1961936, 2452420, 3923872, 4904840, 9809680, 19619360]

約数ペア:

[(1, 19619360), (2, 9809680), (4, 4904840), (5, 3923872), (8, 2452420), (10, 1961936), (16, 1226210), (17, 1154080), (20, 980968), (32, 613105), (34, 577040), (40, 490484), (68, 288520), (80, 245242), (85, 230816), (136, 144260), (160, 122621), (170, 115408), (272, 72130), (340, 57704), (544, 36065), (680, 28852), (1360, 14426), (2720, 7213)]