214613860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{4091}}^1$

素因数の和:4204

約数の個数: 48

約数和(自身を含む): 468844992

約数和(自身を除く): 254231132

約数列:

[1, 2, 4, 5, 10, 20, 43, 61, 86, 122, 172, 215, 244, 305, 430, 610, 860, 1220, 2623, 4091, 5246, 8182, 10492, 13115, 16364, 20455, 26230, 40910, 52460, 81820, 175913, 249551, 351826, 499102, 703652, 879565, 998204, 1247755, 1759130, 2495510, 3518260, 4991020, 10730693, 21461386, 42922772, 53653465, 107306930, 214613860]

約数ペア:

[(1, 214613860), (2, 107306930), (4, 53653465), (5, 42922772), (10, 21461386), (20, 10730693), (43, 4991020), (61, 3518260), (86, 2495510), (122, 1759130), (172, 1247755), (215, 998204), (244, 879565), (305, 703652), (430, 499102), (610, 351826), (860, 249551), (1220, 175913), (2623, 81820), (4091, 52460), (5246, 40910), (8182, 26230), (10492, 20455), (13115, 16364)]