327601720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{134263}}^1$

素因数の和:134335

約数の個数: 32

約数和(自身を含む): 749193120

約数和(自身を除く): 421591400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 134263, 268526, 537052, 671315, 1074104, 1342630, 2685260, 5370520, 8190043, 16380086, 32760172, 40950215, 65520344, 81900430, 163800860, 327601720]

約数ペア:

[(1, 327601720), (2, 163800860), (4, 81900430), (5, 65520344), (8, 40950215), (10, 32760172), (20, 16380086), (40, 8190043), (61, 5370520), (122, 2685260), (244, 1342630), (305, 1074104), (488, 671315), (610, 537052), (1220, 268526), (2440, 134263)]