2885206520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{355321}}^1$

素因数の和:355368

約数の個数: 64

約数和(自身を含む): 7674955200

約数和(自身を除く): 4789748680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 8120, 355321, 710642, 1421284, 1776605, 2487247, 2842568, 3553210, 4974494, 7106420, 9948988, 10304309, 12436235, 14212840, 19897976, 20608618, 24872470, 41217236, 49744940, 51521545, 72130163, 82434472, 99489880, 103043090, 144260326, 206086180, 288520652, 360650815, 412172360, 577041304, 721301630, 1442603260, 2885206520]

約数ペア:

[(1, 2885206520), (2, 1442603260), (4, 721301630), (5, 577041304), (7, 412172360), (8, 360650815), (10, 288520652), (14, 206086180), (20, 144260326), (28, 103043090), (29, 99489880), (35, 82434472), (40, 72130163), (56, 51521545), (58, 49744940), (70, 41217236), (116, 24872470), (140, 20608618), (145, 19897976), (203, 14212840), (232, 12436235), (280, 10304309), (290, 9948988), (406, 7106420), (580, 4974494), (812, 3553210), (1015, 2842568), (1160, 2487247), (1624, 1776605), (2030, 1421284), (4060, 710642), (8120, 355321)]