2460180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:456

約数の個数: 48

約数和(自身を含む): 6963264

約数和(自身を除く): 4503084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 313, 393, 524, 626, 655, 786, 939, 1252, 1310, 1565, 1572, 1878, 1965, 2620, 3130, 3756, 3930, 4695, 6260, 7860, 9390, 18780, 41003, 82006, 123009, 164012, 205015, 246018, 410030, 492036, 615045, 820060, 1230090, 2460180]

約数ペア:

[(1, 2460180), (2, 1230090), (3, 820060), (4, 615045), (5, 492036), (6, 410030), (10, 246018), (12, 205015), (15, 164012), (20, 123009), (30, 82006), (60, 41003), (131, 18780), (262, 9390), (313, 7860), (393, 6260), (524, 4695), (626, 3930), (655, 3756), (786, 3130), (939, 2620), (1252, 1965), (1310, 1878), (1565, 1572)]