30511910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1123}}^1$

素因数の和:1173

約数の個数: 64

約数和(自身を含む): 67979520

約数和(自身を除く): 37467610

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 418, 494, 715, 1045, 1123, 1235, 1430, 2090, 2246, 2470, 2717, 5434, 5615, 11230, 12353, 13585, 14599, 21337, 24706, 27170, 29198, 42674, 61765, 72995, 106685, 123530, 145990, 160589, 213370, 234707, 277381, 321178, 469414, 554762, 802945, 1173535, 1386905, 1605890, 2347070, 2773810, 3051191, 6102382, 15255955, 30511910]

約数ペア:

[(1, 30511910), (2, 15255955), (5, 6102382), (10, 3051191), (11, 2773810), (13, 2347070), (19, 1605890), (22, 1386905), (26, 1173535), (38, 802945), (55, 554762), (65, 469414), (95, 321178), (110, 277381), (130, 234707), (143, 213370), (190, 160589), (209, 145990), (247, 123530), (286, 106685), (418, 72995), (494, 61765), (715, 42674), (1045, 29198), (1123, 27170), (1235, 24706), (1430, 21337), (2090, 14599), (2246, 13585), (2470, 12353), (2717, 11230), (5434, 5615)]