28160220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42667}}^1$

素因数の和:42690

約数の個数: 48

約数和(自身を含む): 86018688

約数和(自身を除く): 57858468

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 42667, 85334, 128001, 170668, 213335, 256002, 426670, 469337, 512004, 640005, 853340, 938674, 1280010, 1408011, 1877348, 2346685, 2560020, 2816022, 4693370, 5632044, 7040055, 9386740, 14080110, 28160220]

約数ペア:

[(1, 28160220), (2, 14080110), (3, 9386740), (4, 7040055), (5, 5632044), (6, 4693370), (10, 2816022), (11, 2560020), (12, 2346685), (15, 1877348), (20, 1408011), (22, 1280010), (30, 938674), (33, 853340), (44, 640005), (55, 512004), (60, 469337), (66, 426670), (110, 256002), (132, 213335), (165, 170668), (220, 128001), (330, 85334), (660, 42667)]