16770620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 36656928

約数和(自身を除く): 19886308

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 131, 148, 173, 185, 262, 346, 370, 524, 655, 692, 740, 865, 1310, 1730, 2620, 3460, 4847, 6401, 9694, 12802, 19388, 22663, 24235, 25604, 32005, 45326, 48470, 64010, 90652, 96940, 113315, 128020, 226630, 453260, 838531, 1677062, 3354124, 4192655, 8385310, 16770620]

約数ペア:

[(1, 16770620), (2, 8385310), (4, 4192655), (5, 3354124), (10, 1677062), (20, 838531), (37, 453260), (74, 226630), (131, 128020), (148, 113315), (173, 96940), (185, 90652), (262, 64010), (346, 48470), (370, 45326), (524, 32005), (655, 25604), (692, 24235), (740, 22663), (865, 19388), (1310, 12802), (1730, 9694), (2620, 6401), (3460, 4847)]