42745060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 95135040

約数和(自身を除く): 52389980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 197, 380, 394, 571, 788, 985, 1142, 1970, 2284, 2855, 3743, 3940, 5710, 7486, 10849, 11420, 14972, 18715, 21698, 37430, 43396, 54245, 74860, 108490, 112487, 216980, 224974, 449948, 562435, 1124870, 2137253, 2249740, 4274506, 8549012, 10686265, 21372530, 42745060]

約数ペア:

[(1, 42745060), (2, 21372530), (4, 10686265), (5, 8549012), (10, 4274506), (19, 2249740), (20, 2137253), (38, 1124870), (76, 562435), (95, 449948), (190, 224974), (197, 216980), (380, 112487), (394, 108490), (571, 74860), (788, 54245), (985, 43396), (1142, 37430), (1970, 21698), (2284, 18715), (2855, 14972), (3743, 11420), (3940, 10849), (5710, 7486)]