123747260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67993}}^1$

素因数の和:68022

約数の個数: 48

約数和(自身を含む): 319843776

約数和(自身を除く): 196096516

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 67993, 135986, 271972, 339965, 475951, 679930, 883909, 951902, 1359860, 1767818, 1903804, 2379755, 3535636, 4419545, 4759510, 6187363, 8839090, 9519020, 12374726, 17678180, 24749452, 30936815, 61873630, 123747260]

約数ペア:

[(1, 123747260), (2, 61873630), (4, 30936815), (5, 24749452), (7, 17678180), (10, 12374726), (13, 9519020), (14, 8839090), (20, 6187363), (26, 4759510), (28, 4419545), (35, 3535636), (52, 2379755), (65, 1903804), (70, 1767818), (91, 1359860), (130, 951902), (140, 883909), (182, 679930), (260, 475951), (364, 339965), (455, 271972), (910, 135986), (1820, 67993)]