210020460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269257}}^1$

素因数の和:269282

約数の個数: 48

約数和(自身を含む): 633294816

約数和(自身を除く): 423274356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 269257, 538514, 807771, 1077028, 1346285, 1615542, 2692570, 3231084, 3500341, 4038855, 5385140, 7000682, 8077710, 10501023, 14001364, 16155420, 17501705, 21002046, 35003410, 42004092, 52505115, 70006820, 105010230, 210020460]

約数ペア:

[(1, 210020460), (2, 105010230), (3, 70006820), (4, 52505115), (5, 42004092), (6, 35003410), (10, 21002046), (12, 17501705), (13, 16155420), (15, 14001364), (20, 10501023), (26, 8077710), (30, 7000682), (39, 5385140), (52, 4038855), (60, 3500341), (65, 3231084), (78, 2692570), (130, 1615542), (156, 1346285), (195, 1077028), (260, 807771), (390, 538514), (780, 269257)]