3984760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:200

約数の個数: 64

約数和(自身を含む): 9878400

約数和(自身を除く): 5893640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 79, 97, 104, 130, 158, 194, 260, 316, 388, 395, 485, 520, 632, 776, 790, 970, 1027, 1261, 1580, 1940, 2054, 2522, 3160, 3880, 4108, 5044, 5135, 6305, 7663, 8216, 10088, 10270, 12610, 15326, 20540, 25220, 30652, 38315, 41080, 50440, 61304, 76630, 99619, 153260, 199238, 306520, 398476, 498095, 796952, 996190, 1992380, 3984760]

約数ペア:

[(1, 3984760), (2, 1992380), (4, 996190), (5, 796952), (8, 498095), (10, 398476), (13, 306520), (20, 199238), (26, 153260), (40, 99619), (52, 76630), (65, 61304), (79, 50440), (97, 41080), (104, 38315), (130, 30652), (158, 25220), (194, 20540), (260, 15326), (316, 12610), (388, 10270), (395, 10088), (485, 8216), (520, 7663), (632, 6305), (776, 5135), (790, 5044), (970, 4108), (1027, 3880), (1261, 3160), (1580, 2522), (1940, 2054)]