2380140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{1889}}^1$

素因数の和:1911

約数の個数: 72

約数和(自身を含む): 8255520

約数和(自身を除く): 5875380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 1889, 3778, 5667, 7556, 9445, 11334, 13223, 17001, 18890, 22668, 26446, 28335, 34002, 37780, 39669, 52892, 56670, 66115, 68004, 79338, 85005, 113340, 119007, 132230, 158676, 170010, 198345, 238014, 264460, 340020, 396690, 476028, 595035, 793380, 1190070, 2380140]

約数ペア:

[(1, 2380140), (2, 1190070), (3, 793380), (4, 595035), (5, 476028), (6, 396690), (7, 340020), (9, 264460), (10, 238014), (12, 198345), (14, 170010), (15, 158676), (18, 132230), (20, 119007), (21, 113340), (28, 85005), (30, 79338), (35, 68004), (36, 66115), (42, 56670), (45, 52892), (60, 39669), (63, 37780), (70, 34002), (84, 28335), (90, 26446), (105, 22668), (126, 18890), (140, 17001), (180, 13223), (210, 11334), (252, 9445), (315, 7556), (420, 5667), (630, 3778), (1260, 1889)]