2080558870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{7919}}^1$

素因数の和:8029

約数の個数: 64

約数和(自身を含む): 4215214080

約数和(自身を除く): 2134655210

約数列:

[1, 2, 5, 10, 13, 26, 43, 47, 65, 86, 94, 130, 215, 235, 430, 470, 559, 611, 1118, 1222, 2021, 2795, 3055, 4042, 5590, 6110, 7919, 10105, 15838, 20210, 26273, 39595, 52546, 79190, 102947, 131365, 205894, 262730, 340517, 372193, 514735, 681034, 744386, 1029470, 1702585, 1860965, 3405170, 3721930, 4426721, 4838509, 8853442, 9677018, 16004299, 22133605, 24192545, 32008598, 44267210, 48385090, 80021495, 160042990, 208055887, 416111774, 1040279435, 2080558870]

約数ペア:

[(1, 2080558870), (2, 1040279435), (5, 416111774), (10, 208055887), (13, 160042990), (26, 80021495), (43, 48385090), (47, 44267210), (65, 32008598), (86, 24192545), (94, 22133605), (130, 16004299), (215, 9677018), (235, 8853442), (430, 4838509), (470, 4426721), (559, 3721930), (611, 3405170), (1118, 1860965), (1222, 1702585), (2021, 1029470), (2795, 744386), (3055, 681034), (4042, 514735), (5590, 372193), (6110, 340517), (7919, 262730), (10105, 205894), (15838, 131365), (20210, 102947), (26273, 79190), (39595, 52546)]