431027720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{11213}}^1$

素因数の和:11286

約数の個数: 48

約数和(自身を含む): 1002195180

約数和(自身を除く): 571167460

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3844, 4805, 7688, 9610, 11213, 19220, 22426, 38440, 44852, 56065, 89704, 112130, 224260, 347603, 448520, 695206, 1390412, 1738015, 2780824, 3476030, 6952060, 10775693, 13904120, 21551386, 43102772, 53878465, 86205544, 107756930, 215513860, 431027720]

約数ペア:

[(1, 431027720), (2, 215513860), (4, 107756930), (5, 86205544), (8, 53878465), (10, 43102772), (20, 21551386), (31, 13904120), (40, 10775693), (62, 6952060), (124, 3476030), (155, 2780824), (248, 1738015), (310, 1390412), (620, 695206), (961, 448520), (1240, 347603), (1922, 224260), (3844, 112130), (4805, 89704), (7688, 56065), (9610, 44852), (11213, 38440), (19220, 22426)]