1365420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3251}}^1$

素因数の和:3270

約数の個数: 48

約数和(自身を含む): 4370688

約数和(自身を除く): 3005268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3251, 6502, 9753, 13004, 16255, 19506, 22757, 32510, 39012, 45514, 48765, 65020, 68271, 91028, 97530, 113785, 136542, 195060, 227570, 273084, 341355, 455140, 682710, 1365420]

約数ペア:

[(1, 1365420), (2, 682710), (3, 455140), (4, 341355), (5, 273084), (6, 227570), (7, 195060), (10, 136542), (12, 113785), (14, 97530), (15, 91028), (20, 68271), (21, 65020), (28, 48765), (30, 45514), (35, 39012), (42, 32510), (60, 22757), (70, 19506), (84, 16255), (105, 13004), (140, 9753), (210, 6502), (420, 3251)]