19775200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1301}}^1$

素因数の和:1340

約数の個数: 72

約数和(自身を含む): 50856120

約数和(自身を除く): 31080920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 608, 760, 800, 950, 1301, 1520, 1900, 2602, 3040, 3800, 5204, 6505, 7600, 10408, 13010, 15200, 20816, 24719, 26020, 32525, 41632, 49438, 52040, 65050, 98876, 104080, 123595, 130100, 197752, 208160, 247190, 260200, 395504, 494380, 520400, 617975, 791008, 988760, 1040800, 1235950, 1977520, 2471900, 3955040, 4943800, 9887600, 19775200]

約数ペア:

[(1, 19775200), (2, 9887600), (4, 4943800), (5, 3955040), (8, 2471900), (10, 1977520), (16, 1235950), (19, 1040800), (20, 988760), (25, 791008), (32, 617975), (38, 520400), (40, 494380), (50, 395504), (76, 260200), (80, 247190), (95, 208160), (100, 197752), (152, 130100), (160, 123595), (190, 104080), (200, 98876), (304, 65050), (380, 52040), (400, 49438), (475, 41632), (608, 32525), (760, 26020), (800, 24719), (950, 20816), (1301, 15200), (1520, 13010), (1900, 10408), (2602, 7600), (3040, 6505), (3800, 5204)]