12285960860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{840353}}^1$

素因数の和:840422

約数の個数: 48

約数和(自身を含む): 27953535456

約数和(自身を除く): 15667574596

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 68, 85, 86, 170, 172, 215, 340, 430, 731, 860, 1462, 2924, 3655, 7310, 14620, 840353, 1680706, 3361412, 4201765, 8403530, 14286001, 16807060, 28572002, 36135179, 57144004, 71430005, 72270358, 142860010, 144540716, 180675895, 285720020, 361351790, 614298043, 722703580, 1228596086, 2457192172, 3071490215, 6142980430, 12285960860]

約数ペア:

[(1, 12285960860), (2, 6142980430), (4, 3071490215), (5, 2457192172), (10, 1228596086), (17, 722703580), (20, 614298043), (34, 361351790), (43, 285720020), (68, 180675895), (85, 144540716), (86, 142860010), (170, 72270358), (172, 71430005), (215, 57144004), (340, 36135179), (430, 28572002), (731, 16807060), (860, 14286001), (1462, 8403530), (2924, 4201765), (3655, 3361412), (7310, 1680706), (14620, 840353)]