28683810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3581}}^1$

素因数の和:3683

約数の個数: 48

約数和(自身を含む): 75436920

約数和(自身を除く): 46753110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2670, 3581, 4005, 7162, 8010, 10743, 17905, 21486, 32229, 35810, 53715, 64458, 107430, 161145, 318709, 322290, 637418, 956127, 1593545, 1912254, 2868381, 3187090, 4780635, 5736762, 9561270, 14341905, 28683810]

約数ペア:

[(1, 28683810), (2, 14341905), (3, 9561270), (5, 5736762), (6, 4780635), (9, 3187090), (10, 2868381), (15, 1912254), (18, 1593545), (30, 956127), (45, 637418), (89, 322290), (90, 318709), (178, 161145), (267, 107430), (445, 64458), (534, 53715), (801, 35810), (890, 32229), (1335, 21486), (1602, 17905), (2670, 10743), (3581, 8010), (4005, 7162)]