28898620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{673}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 64542240

約数和(自身を除く): 35643620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 113, 190, 226, 380, 452, 565, 673, 1130, 1346, 2147, 2260, 2692, 3365, 4294, 6730, 8588, 10735, 12787, 13460, 21470, 25574, 42940, 51148, 63935, 76049, 127870, 152098, 255740, 304196, 380245, 760490, 1444931, 1520980, 2889862, 5779724, 7224655, 14449310, 28898620]

約数ペア:

[(1, 28898620), (2, 14449310), (4, 7224655), (5, 5779724), (10, 2889862), (19, 1520980), (20, 1444931), (38, 760490), (76, 380245), (95, 304196), (113, 255740), (190, 152098), (226, 127870), (380, 76049), (452, 63935), (565, 51148), (673, 42940), (1130, 25574), (1346, 21470), (2147, 13460), (2260, 12787), (2692, 10735), (3365, 8588), (4294, 6730)]