1209160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 3009600

約数和(自身を除く): 1800440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 43, 74, 76, 86, 95, 148, 152, 172, 185, 190, 215, 296, 344, 370, 380, 430, 703, 740, 760, 817, 860, 1406, 1480, 1591, 1634, 1720, 2812, 3182, 3268, 3515, 4085, 5624, 6364, 6536, 7030, 7955, 8170, 12728, 14060, 15910, 16340, 28120, 30229, 31820, 32680, 60458, 63640, 120916, 151145, 241832, 302290, 604580, 1209160]

約数ペア:

[(1, 1209160), (2, 604580), (4, 302290), (5, 241832), (8, 151145), (10, 120916), (19, 63640), (20, 60458), (37, 32680), (38, 31820), (40, 30229), (43, 28120), (74, 16340), (76, 15910), (86, 14060), (95, 12728), (148, 8170), (152, 7955), (172, 7030), (185, 6536), (190, 6364), (215, 5624), (296, 4085), (344, 3515), (370, 3268), (380, 3182), (430, 2812), (703, 1720), (740, 1634), (760, 1591), (817, 1480), (860, 1406)]