29173960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17789}}^1$

素因数の和:17841

約数の個数: 32

約数和(自身を含む): 67246200

約数和(自身を除く): 38072240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 17789, 35578, 71156, 88945, 142312, 177890, 355780, 711560, 729349, 1458698, 2917396, 3646745, 5834792, 7293490, 14586980, 29173960]

約数ペア:

[(1, 29173960), (2, 14586980), (4, 7293490), (5, 5834792), (8, 3646745), (10, 2917396), (20, 1458698), (40, 729349), (41, 711560), (82, 355780), (164, 177890), (205, 142312), (328, 88945), (410, 71156), (820, 35578), (1640, 17789)]