15617420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8581}}^1$

素因数の和:8610

約数の個数: 48

約数和(自身を含む): 40369728

約数和(自身を除く): 24752308

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 8581, 17162, 34324, 42905, 60067, 85810, 111553, 120134, 171620, 223106, 240268, 300335, 446212, 557765, 600670, 780871, 1115530, 1201340, 1561742, 2231060, 3123484, 3904355, 7808710, 15617420]

約数ペア:

[(1, 15617420), (2, 7808710), (4, 3904355), (5, 3123484), (7, 2231060), (10, 1561742), (13, 1201340), (14, 1115530), (20, 780871), (26, 600670), (28, 557765), (35, 446212), (52, 300335), (65, 240268), (70, 223106), (91, 171620), (130, 120134), (140, 111553), (182, 85810), (260, 60067), (364, 42905), (455, 34324), (910, 17162), (1820, 8581)]