15678908240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11528609}}^1$

素因数の和:11528639

約数の個数: 40

約数和(自身を含む): 38597786280

約数和(自身を除く): 22918878040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 11528609, 23057218, 46114436, 57643045, 92228872, 115286090, 184457744, 195986353, 230572180, 391972706, 461144360, 783945412, 922288720, 979931765, 1567890824, 1959863530, 3135781648, 3919727060, 7839454120, 15678908240]

約数ペア:

[(1, 15678908240), (2, 7839454120), (4, 3919727060), (5, 3135781648), (8, 1959863530), (10, 1567890824), (16, 979931765), (17, 922288720), (20, 783945412), (34, 461144360), (40, 391972706), (68, 230572180), (80, 195986353), (85, 184457744), (136, 115286090), (170, 92228872), (272, 57643045), (340, 46114436), (680, 23057218), (1360, 11528609)]