38883880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7309}}^1$

素因数の和:7346

約数の個数: 64

約数和(自身を含む): 105264000

約数和(自身を除く): 66380120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 7309, 14618, 29236, 36545, 51163, 58472, 73090, 102326, 138871, 146180, 204652, 255815, 277742, 292360, 409304, 511630, 555484, 694355, 972097, 1023260, 1110968, 1388710, 1944194, 2046520, 2777420, 3888388, 4860485, 5554840, 7776776, 9720970, 19441940, 38883880]

約数ペア:

[(1, 38883880), (2, 19441940), (4, 9720970), (5, 7776776), (7, 5554840), (8, 4860485), (10, 3888388), (14, 2777420), (19, 2046520), (20, 1944194), (28, 1388710), (35, 1110968), (38, 1023260), (40, 972097), (56, 694355), (70, 555484), (76, 511630), (95, 409304), (133, 292360), (140, 277742), (152, 255815), (190, 204652), (266, 146180), (280, 138871), (380, 102326), (532, 73090), (665, 58472), (760, 51163), (1064, 36545), (1330, 29236), (2660, 14618), (5320, 7309)]