820056540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{803977}}^1$

素因数の和:804006

約数の個数: 48

約数和(自身を含む): 2431229472

約数和(自身を除く): 1611172932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 803977, 1607954, 2411931, 3215908, 4019885, 4823862, 8039770, 9647724, 12059655, 13667609, 16079540, 24119310, 27335218, 41002827, 48238620, 54670436, 68338045, 82005654, 136676090, 164011308, 205014135, 273352180, 410028270, 820056540]

約数ペア:

[(1, 820056540), (2, 410028270), (3, 273352180), (4, 205014135), (5, 164011308), (6, 136676090), (10, 82005654), (12, 68338045), (15, 54670436), (17, 48238620), (20, 41002827), (30, 27335218), (34, 24119310), (51, 16079540), (60, 13667609), (68, 12059655), (85, 9647724), (102, 8039770), (170, 4823862), (204, 4019885), (255, 3215908), (340, 2411931), (510, 1607954), (1020, 803977)]