28002580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1249}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 63000000

約数和(自身を除く): 34997420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 1249, 2242, 2498, 4484, 4996, 5605, 6245, 11210, 12490, 22420, 23731, 24980, 47462, 73691, 94924, 118655, 147382, 237310, 294764, 368455, 474620, 736910, 1400129, 1473820, 2800258, 5600516, 7000645, 14001290, 28002580]

約数ペア:

[(1, 28002580), (2, 14001290), (4, 7000645), (5, 5600516), (10, 2800258), (19, 1473820), (20, 1400129), (38, 736910), (59, 474620), (76, 368455), (95, 294764), (118, 237310), (190, 147382), (236, 118655), (295, 94924), (380, 73691), (590, 47462), (1121, 24980), (1180, 23731), (1249, 22420), (2242, 12490), (2498, 11210), (4484, 6245), (4996, 5605)]