22307900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 52080000

約数和(自身を除く): 29772100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 59, 76, 95, 100, 118, 190, 199, 236, 295, 380, 398, 475, 590, 796, 950, 995, 1121, 1180, 1475, 1900, 1990, 2242, 2950, 3781, 3980, 4484, 4975, 5605, 5900, 7562, 9950, 11210, 11741, 15124, 18905, 19900, 22420, 23482, 28025, 37810, 46964, 56050, 58705, 75620, 94525, 112100, 117410, 189050, 223079, 234820, 293525, 378100, 446158, 587050, 892316, 1115395, 1174100, 2230790, 4461580, 5576975, 11153950, 22307900]

約数ペア:

[(1, 22307900), (2, 11153950), (4, 5576975), (5, 4461580), (10, 2230790), (19, 1174100), (20, 1115395), (25, 892316), (38, 587050), (50, 446158), (59, 378100), (76, 293525), (95, 234820), (100, 223079), (118, 189050), (190, 117410), (199, 112100), (236, 94525), (295, 75620), (380, 58705), (398, 56050), (475, 46964), (590, 37810), (796, 28025), (950, 23482), (995, 22420), (1121, 19900), (1180, 18905), (1475, 15124), (1900, 11741), (1990, 11210), (2242, 9950), (2950, 7562), (3781, 5900), (3980, 5605), (4484, 4975)]