402520220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{25189}}^1$

素因数の和:25262

約数の個数: 48

約数和(自身を含む): 914094720

約数和(自身を除く): 511574500

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 47, 68, 85, 94, 170, 188, 235, 340, 470, 799, 940, 1598, 3196, 3995, 7990, 15980, 25189, 50378, 100756, 125945, 251890, 428213, 503780, 856426, 1183883, 1712852, 2141065, 2367766, 4282130, 4735532, 5919415, 8564260, 11838830, 20126011, 23677660, 40252022, 80504044, 100630055, 201260110, 402520220]

約数ペア:

[(1, 402520220), (2, 201260110), (4, 100630055), (5, 80504044), (10, 40252022), (17, 23677660), (20, 20126011), (34, 11838830), (47, 8564260), (68, 5919415), (85, 4735532), (94, 4282130), (170, 2367766), (188, 2141065), (235, 1712852), (340, 1183883), (470, 856426), (799, 503780), (940, 428213), (1598, 251890), (3196, 125945), (3995, 100756), (7990, 50378), (15980, 25189)]