1383460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 3323376

約数和(自身を除く): 1939916

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 313, 340, 442, 626, 884, 1105, 1252, 1565, 2210, 3130, 4069, 4420, 5321, 6260, 8138, 10642, 16276, 20345, 21284, 26605, 40690, 53210, 69173, 81380, 106420, 138346, 276692, 345865, 691730, 1383460]

約数ペア:

[(1, 1383460), (2, 691730), (4, 345865), (5, 276692), (10, 138346), (13, 106420), (17, 81380), (20, 69173), (26, 53210), (34, 40690), (52, 26605), (65, 21284), (68, 20345), (85, 16276), (130, 10642), (170, 8138), (221, 6260), (260, 5321), (313, 4420), (340, 4069), (442, 3130), (626, 2210), (884, 1565), (1105, 1252)]