13375840

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2039}}^1$

素因数の和:2095

約数の個数: 48

約数和(自身を含む): 32387040

約数和(自身を除く): 19011200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 2039, 3280, 4078, 6560, 8156, 10195, 16312, 20390, 32624, 40780, 65248, 81560, 83599, 163120, 167198, 326240, 334396, 417995, 668792, 835990, 1337584, 1671980, 2675168, 3343960, 6687920, 13375840]

約数ペア:

[(1, 13375840), (2, 6687920), (4, 3343960), (5, 2675168), (8, 1671980), (10, 1337584), (16, 835990), (20, 668792), (32, 417995), (40, 334396), (41, 326240), (80, 167198), (82, 163120), (160, 83599), (164, 81560), (205, 65248), (328, 40780), (410, 32624), (656, 20390), (820, 16312), (1312, 10195), (1640, 8156), (2039, 6560), (3280, 4078)]