2912186380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{1399}}^1$

素因数の和:1571

約数の個数: 96

約数和(自身を含む): 6569136000

約数和(自身を除く): 3656949620

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 97, 116, 145, 148, 185, 194, 290, 370, 388, 485, 580, 740, 970, 1073, 1399, 1940, 2146, 2798, 2813, 3589, 4292, 5365, 5596, 5626, 6995, 7178, 10730, 11252, 13990, 14065, 14356, 17945, 21460, 27980, 28130, 35890, 40571, 51763, 56260, 71780, 81142, 103526, 104081, 135703, 162284, 202855, 207052, 208162, 258815, 271406, 405710, 416324, 517630, 520405, 542812, 678515, 811420, 1035260, 1040810, 1357030, 1501127, 2081620, 2714060, 3002254, 3935387, 5021011, 6004508, 7505635, 7870774, 10042022, 15011270, 15741548, 19676935, 20084044, 25105055, 30022540, 39353870, 50210110, 78707740, 100420220, 145609319, 291218638, 582437276, 728046595, 1456093190, 2912186380]

約数ペア:

[(1, 2912186380), (2, 1456093190), (4, 728046595), (5, 582437276), (10, 291218638), (20, 145609319), (29, 100420220), (37, 78707740), (58, 50210110), (74, 39353870), (97, 30022540), (116, 25105055), (145, 20084044), (148, 19676935), (185, 15741548), (194, 15011270), (290, 10042022), (370, 7870774), (388, 7505635), (485, 6004508), (580, 5021011), (740, 3935387), (970, 3002254), (1073, 2714060), (1399, 2081620), (1940, 1501127), (2146, 1357030), (2798, 1040810), (2813, 1035260), (3589, 811420), (4292, 678515), (5365, 542812), (5596, 520405), (5626, 517630), (6995, 416324), (7178, 405710), (10730, 271406), (11252, 258815), (13990, 208162), (14065, 207052), (14356, 202855), (17945, 162284), (21460, 135703), (27980, 104081), (28130, 103526), (35890, 81142), (40571, 71780), (51763, 56260)]