16103660

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 34927200

約数和(自身を除く): 18823540

約数列:

[1, 2, 4, 5, 10, 20, 83, 89, 109, 166, 178, 218, 332, 356, 415, 436, 445, 545, 830, 890, 1090, 1660, 1780, 2180, 7387, 9047, 9701, 14774, 18094, 19402, 29548, 36188, 36935, 38804, 45235, 48505, 73870, 90470, 97010, 147740, 180940, 194020, 805183, 1610366, 3220732, 4025915, 8051830, 16103660]

約数ペア:

[(1, 16103660), (2, 8051830), (4, 4025915), (5, 3220732), (10, 1610366), (20, 805183), (83, 194020), (89, 180940), (109, 147740), (166, 97010), (178, 90470), (218, 73870), (332, 48505), (356, 45235), (415, 38804), (436, 36935), (445, 36188), (545, 29548), (830, 19402), (890, 18094), (1090, 14774), (1660, 9701), (1780, 9047), (2180, 7387)]