38791340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1767

約数の個数: 72

約数和(自身を含む): 98939232

約数和(自身を除く): 60147892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 1721, 2254, 3220, 3442, 4508, 5635, 6884, 8605, 11270, 12047, 17210, 22540, 24094, 34420, 39583, 48188, 60235, 79166, 84329, 120470, 158332, 168658, 197915, 240940, 277081, 337316, 395830, 421645, 554162, 791660, 843290, 1108324, 1385405, 1686580, 1939567, 2770810, 3879134, 5541620, 7758268, 9697835, 19395670, 38791340]

約数ペア:

[(1, 38791340), (2, 19395670), (4, 9697835), (5, 7758268), (7, 5541620), (10, 3879134), (14, 2770810), (20, 1939567), (23, 1686580), (28, 1385405), (35, 1108324), (46, 843290), (49, 791660), (70, 554162), (92, 421645), (98, 395830), (115, 337316), (140, 277081), (161, 240940), (196, 197915), (230, 168658), (245, 158332), (322, 120470), (460, 84329), (490, 79166), (644, 60235), (805, 48188), (980, 39583), (1127, 34420), (1610, 24094), (1721, 22540), (2254, 17210), (3220, 12047), (3442, 11270), (4508, 8605), (5635, 6884)]