2992846640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{172399}}^1$

素因数の和:172450

約数の個数: 80

約数和(自身を含む): 8208998400

約数和(自身を除く): 5216151760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 496, 560, 620, 868, 1085, 1240, 1736, 2170, 2480, 3472, 4340, 8680, 17360, 172399, 344798, 689596, 861995, 1206793, 1379192, 1723990, 2413586, 2758384, 3447980, 4827172, 5344369, 6033965, 6895960, 9654344, 10688738, 12067930, 13791920, 19308688, 21377476, 24135860, 26721845, 37410583, 42754952, 48271720, 53443690, 74821166, 85509904, 96543440, 106887380, 149642332, 187052915, 213774760, 299284664, 374105830, 427549520, 598569328, 748211660, 1496423320, 2992846640]

約数ペア:

[(1, 2992846640), (2, 1496423320), (4, 748211660), (5, 598569328), (7, 427549520), (8, 374105830), (10, 299284664), (14, 213774760), (16, 187052915), (20, 149642332), (28, 106887380), (31, 96543440), (35, 85509904), (40, 74821166), (56, 53443690), (62, 48271720), (70, 42754952), (80, 37410583), (112, 26721845), (124, 24135860), (140, 21377476), (155, 19308688), (217, 13791920), (248, 12067930), (280, 10688738), (310, 9654344), (434, 6895960), (496, 6033965), (560, 5344369), (620, 4827172), (868, 3447980), (1085, 2758384), (1240, 2413586), (1736, 1723990), (2170, 1379192), (2480, 1206793), (3472, 861995), (4340, 689596), (8680, 344798), (17360, 172399)]