19040070

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1277}}^1$

素因数の和:1365

約数の個数: 64

約数和(自身を含む): 53001216

約数和(自身を除く): 33961146

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1277, 1491, 2130, 2485, 2554, 2982, 3831, 4970, 6385, 7455, 7662, 8939, 12770, 14910, 17878, 19155, 26817, 38310, 44695, 53634, 89390, 90667, 134085, 181334, 268170, 272001, 453335, 544002, 634669, 906670, 1269338, 1360005, 1904007, 2720010, 3173345, 3808014, 6346690, 9520035, 19040070]

約数ペア:

[(1, 19040070), (2, 9520035), (3, 6346690), (5, 3808014), (6, 3173345), (7, 2720010), (10, 1904007), (14, 1360005), (15, 1269338), (21, 906670), (30, 634669), (35, 544002), (42, 453335), (70, 272001), (71, 268170), (105, 181334), (142, 134085), (210, 90667), (213, 89390), (355, 53634), (426, 44695), (497, 38310), (710, 26817), (994, 19155), (1065, 17878), (1277, 14910), (1491, 12770), (2130, 8939), (2485, 7662), (2554, 7455), (2982, 6385), (3831, 4970)]