634672940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{29741}}^1$

素因数の和:29858

約数の個数: 48

約数和(自身を含む): 1469016864

約数和(自身を除く): 834343924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1940, 2134, 4268, 5335, 10670, 21340, 29741, 59482, 118964, 148705, 297410, 327151, 594820, 654302, 1308604, 1635755, 2884877, 3271510, 5769754, 6543020, 11539508, 14424385, 28848770, 31733647, 57697540, 63467294, 126934588, 158668235, 317336470, 634672940]

約数ペア:

[(1, 634672940), (2, 317336470), (4, 158668235), (5, 126934588), (10, 63467294), (11, 57697540), (20, 31733647), (22, 28848770), (44, 14424385), (55, 11539508), (97, 6543020), (110, 5769754), (194, 3271510), (220, 2884877), (388, 1635755), (485, 1308604), (970, 654302), (1067, 594820), (1940, 327151), (2134, 297410), (4268, 148705), (5335, 118964), (10670, 59482), (21340, 29741)]