201889820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{48299}}^1$

素因数の和:48338

約数の個数: 48

約数和(自身を含む): 486864000

約数和(自身を除く): 284974180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 48299, 96598, 193196, 241495, 482990, 531289, 917681, 965980, 1062578, 1835362, 2125156, 2656445, 3670724, 4588405, 5312890, 9176810, 10094491, 10625780, 18353620, 20188982, 40377964, 50472455, 100944910, 201889820]

約数ペア:

[(1, 201889820), (2, 100944910), (4, 50472455), (5, 40377964), (10, 20188982), (11, 18353620), (19, 10625780), (20, 10094491), (22, 9176810), (38, 5312890), (44, 4588405), (55, 3670724), (76, 2656445), (95, 2125156), (110, 1835362), (190, 1062578), (209, 965980), (220, 917681), (380, 531289), (418, 482990), (836, 241495), (1045, 193196), (2090, 96598), (4180, 48299)]