393478903580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{6490909}}^1$

素因数の和:6491358

約数の個数: 48

約数和(自身を含む): 946530459840

約数和(自身を除く): 553051556260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 433, 866, 1732, 2165, 3031, 4330, 6062, 8660, 12124, 15155, 30310, 60620, 6490909, 12981818, 25963636, 32454545, 45436363, 64909090, 90872726, 129818180, 181745452, 227181815, 454363630, 908727260, 2810563597, 5621127194, 11242254388, 14052817985, 19673945179, 28105635970, 39347890358, 56211271940, 78695780716, 98369725895, 196739451790, 393478903580]

約数ペア:

[(1, 393478903580), (2, 196739451790), (4, 98369725895), (5, 78695780716), (7, 56211271940), (10, 39347890358), (14, 28105635970), (20, 19673945179), (28, 14052817985), (35, 11242254388), (70, 5621127194), (140, 2810563597), (433, 908727260), (866, 454363630), (1732, 227181815), (2165, 181745452), (3031, 129818180), (4330, 90872726), (6062, 64909090), (8660, 45436363), (12124, 32454545), (15155, 25963636), (30310, 12981818), (60620, 6490909)]