30656720

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{10357}}^1$

素因数の和:10407

約数の個数: 40

約数和(自身を含む): 73210344

約数和(自身を除く): 42553624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 10357, 20714, 41428, 51785, 82856, 103570, 165712, 207140, 383209, 414280, 766418, 828560, 1532836, 1916045, 3065672, 3832090, 6131344, 7664180, 15328360, 30656720]

約数ペア:

[(1, 30656720), (2, 15328360), (4, 7664180), (5, 6131344), (8, 3832090), (10, 3065672), (16, 1916045), (20, 1532836), (37, 828560), (40, 766418), (74, 414280), (80, 383209), (148, 207140), (185, 165712), (296, 103570), (370, 82856), (592, 51785), (740, 41428), (1480, 20714), (2960, 10357)]