39622960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1286

約数の個数: 80

約数和(自身を含む): 102493440

約数和(自身を除く): 62870480

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1229, 1240, 1612, 2015, 2458, 2480, 3224, 4030, 4916, 6145, 6448, 8060, 9832, 12290, 15977, 16120, 19664, 24580, 31954, 32240, 38099, 49160, 63908, 76198, 79885, 98320, 127816, 152396, 159770, 190495, 255632, 304792, 319540, 380990, 495287, 609584, 639080, 761980, 990574, 1278160, 1523960, 1981148, 2476435, 3047920, 3962296, 4952870, 7924592, 9905740, 19811480, 39622960]

約数ペア:

[(1, 39622960), (2, 19811480), (4, 9905740), (5, 7924592), (8, 4952870), (10, 3962296), (13, 3047920), (16, 2476435), (20, 1981148), (26, 1523960), (31, 1278160), (40, 990574), (52, 761980), (62, 639080), (65, 609584), (80, 495287), (104, 380990), (124, 319540), (130, 304792), (155, 255632), (208, 190495), (248, 159770), (260, 152396), (310, 127816), (403, 98320), (496, 79885), (520, 76198), (620, 63908), (806, 49160), (1040, 38099), (1229, 32240), (1240, 31954), (1612, 24580), (2015, 19664), (2458, 16120), (2480, 15977), (3224, 12290), (4030, 9832), (4916, 8060), (6145, 6448)]