244151720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{148873}}^1$

素因数の和:148925

約数の個数: 32

約数和(自身を含む): 562743720

約数和(自身を除く): 318592000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 148873, 297746, 595492, 744365, 1190984, 1488730, 2977460, 5954920, 6103793, 12207586, 24415172, 30518965, 48830344, 61037930, 122075860, 244151720]

約数ペア:

[(1, 244151720), (2, 122075860), (4, 61037930), (5, 48830344), (8, 30518965), (10, 24415172), (20, 12207586), (40, 6103793), (41, 5954920), (82, 2977460), (164, 1488730), (205, 1190984), (328, 744365), (410, 595492), (820, 297746), (1640, 148873)]