7201492040

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1\times {\mathrm{11897}}^1$

素因数の和:12354

約数の個数: 64

約数和(自身を含む): 16683375600

約数和(自身を除く): 9481883560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 409, 740, 818, 1480, 1636, 2045, 3272, 4090, 8180, 11897, 15133, 16360, 23794, 30266, 47588, 59485, 60532, 75665, 95176, 118970, 121064, 151330, 237940, 302660, 440189, 475880, 605320, 880378, 1760756, 2200945, 3521512, 4401890, 4865873, 8803780, 9731746, 17607560, 19463492, 24329365, 38926984, 48658730, 97317460, 180037301, 194634920, 360074602, 720149204, 900186505, 1440298408, 1800373010, 3600746020, 7201492040]

約数ペア:

[(1, 7201492040), (2, 3600746020), (4, 1800373010), (5, 1440298408), (8, 900186505), (10, 720149204), (20, 360074602), (37, 194634920), (40, 180037301), (74, 97317460), (148, 48658730), (185, 38926984), (296, 24329365), (370, 19463492), (409, 17607560), (740, 9731746), (818, 8803780), (1480, 4865873), (1636, 4401890), (2045, 3521512), (3272, 2200945), (4090, 1760756), (8180, 880378), (11897, 605320), (15133, 475880), (16360, 440189), (23794, 302660), (30266, 237940), (47588, 151330), (59485, 121064), (60532, 118970), (75665, 95176)]