353445820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{27743}}^1$

素因数の和:27779

約数の個数: 72

約数和(自身を含む): 929867904

約数和(自身を除く): 576422084

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 27743, 55486, 110972, 138715, 194201, 277430, 360659, 388402, 554860, 721318, 776804, 971005, 1359407, 1442636, 1803295, 1942010, 2524613, 2718814, 3606590, 3884020, 5049226, 5437628, 6797035, 7213180, 10098452, 12623065, 13594070, 17672291, 25246130, 27188140, 35344582, 50492260, 70689164, 88361455, 176722910, 353445820]

約数ペア:

[(1, 353445820), (2, 176722910), (4, 88361455), (5, 70689164), (7, 50492260), (10, 35344582), (13, 27188140), (14, 25246130), (20, 17672291), (26, 13594070), (28, 12623065), (35, 10098452), (49, 7213180), (52, 6797035), (65, 5437628), (70, 5049226), (91, 3884020), (98, 3606590), (130, 2718814), (140, 2524613), (182, 1942010), (196, 1803295), (245, 1442636), (260, 1359407), (364, 971005), (455, 776804), (490, 721318), (637, 554860), (910, 388402), (980, 360659), (1274, 277430), (1820, 194201), (2548, 138715), (3185, 110972), (6370, 55486), (12740, 27743)]