31974620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{599}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 71668800

約数和(自身を除く): 39694180

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 157, 170, 314, 340, 599, 628, 785, 1198, 1570, 2396, 2669, 2995, 3140, 5338, 5990, 10183, 10676, 11980, 13345, 20366, 26690, 40732, 50915, 53380, 94043, 101830, 188086, 203660, 376172, 470215, 940430, 1598731, 1880860, 3197462, 6394924, 7993655, 15987310, 31974620]

約数ペア:

[(1, 31974620), (2, 15987310), (4, 7993655), (5, 6394924), (10, 3197462), (17, 1880860), (20, 1598731), (34, 940430), (68, 470215), (85, 376172), (157, 203660), (170, 188086), (314, 101830), (340, 94043), (599, 53380), (628, 50915), (785, 40732), (1198, 26690), (1570, 20366), (2396, 13345), (2669, 11980), (2995, 10676), (3140, 10183), (5338, 5990)]