866641370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{89069}}^1$

素因数の和:89222

約数の個数: 32

約数和(自身を含む): 1795651200

約数和(自身を除く): 929009830

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1946, 4865, 9730, 89069, 178138, 445345, 623483, 890690, 1246966, 3117415, 6234830, 12380591, 24761182, 61902955, 86664137, 123805910, 173328274, 433320685, 866641370]

約数ペア:

[(1, 866641370), (2, 433320685), (5, 173328274), (7, 123805910), (10, 86664137), (14, 61902955), (35, 24761182), (70, 12380591), (139, 6234830), (278, 3117415), (695, 1246966), (973, 890690), (1390, 623483), (1946, 445345), (4865, 178138), (9730, 89069)]