4009540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:292

約数の個数: 48

約数和(自身を含む): 9031680

約数和(自身を除く): 5022140

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 223, 290, 310, 446, 580, 620, 892, 899, 1115, 1798, 2230, 3596, 4460, 4495, 6467, 6913, 8990, 12934, 13826, 17980, 25868, 27652, 32335, 34565, 64670, 69130, 129340, 138260, 200477, 400954, 801908, 1002385, 2004770, 4009540]

約数ペア:

[(1, 4009540), (2, 2004770), (4, 1002385), (5, 801908), (10, 400954), (20, 200477), (29, 138260), (31, 129340), (58, 69130), (62, 64670), (116, 34565), (124, 32335), (145, 27652), (155, 25868), (223, 17980), (290, 13826), (310, 12934), (446, 8990), (580, 6913), (620, 6467), (892, 4495), (899, 4460), (1115, 3596), (1798, 2230)]