804533320

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1\times {\mathrm{947}}^1$

素因数の和:1342

約数の個数: 64

約数和(自身を含む): 1844959680

約数和(自身を除く): 1040426360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 317, 335, 536, 634, 670, 947, 1268, 1340, 1585, 1894, 2536, 2680, 3170, 3788, 4735, 6340, 7576, 9470, 12680, 18940, 21239, 37880, 42478, 63449, 84956, 106195, 126898, 169912, 212390, 253796, 300199, 317245, 424780, 507592, 600398, 634490, 849560, 1200796, 1268980, 1500995, 2401592, 2537960, 3001990, 6003980, 12007960, 20113333, 40226666, 80453332, 100566665, 160906664, 201133330, 402266660, 804533320]

約数ペア:

[(1, 804533320), (2, 402266660), (4, 201133330), (5, 160906664), (8, 100566665), (10, 80453332), (20, 40226666), (40, 20113333), (67, 12007960), (134, 6003980), (268, 3001990), (317, 2537960), (335, 2401592), (536, 1500995), (634, 1268980), (670, 1200796), (947, 849560), (1268, 634490), (1340, 600398), (1585, 507592), (1894, 424780), (2536, 317245), (2680, 300199), (3170, 253796), (3788, 212390), (4735, 169912), (6340, 126898), (7576, 106195), (9470, 84956), (12680, 63449), (18940, 42478), (21239, 37880)]