13423880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1039}}^1$

素因数の和:1086

約数の個数: 64

約数和(自身を含む): 33696000

約数和(自身を除く): 20272120

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1039, 1292, 1615, 2078, 2584, 3230, 4156, 5195, 6460, 8312, 10390, 12920, 17663, 19741, 20780, 35326, 39482, 41560, 70652, 78964, 88315, 98705, 141304, 157928, 176630, 197410, 335597, 353260, 394820, 671194, 706520, 789640, 1342388, 1677985, 2684776, 3355970, 6711940, 13423880]

約数ペア:

[(1, 13423880), (2, 6711940), (4, 3355970), (5, 2684776), (8, 1677985), (10, 1342388), (17, 789640), (19, 706520), (20, 671194), (34, 394820), (38, 353260), (40, 335597), (68, 197410), (76, 176630), (85, 157928), (95, 141304), (136, 98705), (152, 88315), (170, 78964), (190, 70652), (323, 41560), (340, 39482), (380, 35326), (646, 20780), (680, 19741), (760, 17663), (1039, 12920), (1292, 10390), (1615, 8312), (2078, 6460), (2584, 5195), (3230, 4156)]