2000786260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{1907}}^1$

素因数の和:2197

約数の個数: 96

約数和(自身を含む): 4846625280

約数和(自身を除く): 2845839020

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 251, 380, 418, 502, 836, 1004, 1045, 1255, 1907, 2090, 2510, 2761, 3814, 4180, 4769, 5020, 5522, 7628, 9535, 9538, 11044, 13805, 19070, 19076, 20977, 23845, 27610, 36233, 38140, 41954, 47690, 52459, 55220, 72466, 83908, 95380, 104885, 104918, 144932, 181165, 209770, 209836, 262295, 362330, 398563, 419540, 478657, 524590, 724660, 797126, 957314, 1049180, 1594252, 1914628, 1992815, 2393285, 3985630, 4786570, 5265227, 7971260, 9094483, 9573140, 10530454, 18188966, 21060908, 26326135, 36377932, 45472415, 52652270, 90944830, 100039313, 105304540, 181889660, 200078626, 400157252, 500196565, 1000393130, 2000786260]

約数ペア:

[(1, 2000786260), (2, 1000393130), (4, 500196565), (5, 400157252), (10, 200078626), (11, 181889660), (19, 105304540), (20, 100039313), (22, 90944830), (38, 52652270), (44, 45472415), (55, 36377932), (76, 26326135), (95, 21060908), (110, 18188966), (190, 10530454), (209, 9573140), (220, 9094483), (251, 7971260), (380, 5265227), (418, 4786570), (502, 3985630), (836, 2393285), (1004, 1992815), (1045, 1914628), (1255, 1594252), (1907, 1049180), (2090, 957314), (2510, 797126), (2761, 724660), (3814, 524590), (4180, 478657), (4769, 419540), (5020, 398563), (5522, 362330), (7628, 262295), (9535, 209836), (9538, 209770), (11044, 181165), (13805, 144932), (19070, 104918), (19076, 104885), (20977, 95380), (23845, 83908), (27610, 72466), (36233, 55220), (38140, 52459), (41954, 47690)]