17780720

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{6007}}^1$

素因数の和:6057

約数の個数: 40

約数和(自身を含む): 42464544

約数和(自身を除く): 24683824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 6007, 12014, 24028, 30035, 48056, 60070, 96112, 120140, 222259, 240280, 444518, 480560, 889036, 1111295, 1778072, 2222590, 3556144, 4445180, 8890360, 17780720]

約数ペア:

[(1, 17780720), (2, 8890360), (4, 4445180), (5, 3556144), (8, 2222590), (10, 1778072), (16, 1111295), (20, 889036), (37, 480560), (40, 444518), (74, 240280), (80, 222259), (148, 120140), (185, 96112), (296, 60070), (370, 48056), (592, 30035), (740, 24028), (1480, 12014), (2960, 6007)]