17941700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 108

約数和(自身を含む): 47621952

約数和(自身を除く): 29680252

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 71, 76, 95, 100, 133, 140, 142, 175, 190, 266, 284, 350, 355, 361, 380, 475, 497, 532, 665, 700, 710, 722, 950, 994, 1330, 1349, 1420, 1444, 1775, 1805, 1900, 1988, 2485, 2527, 2660, 2698, 3325, 3550, 3610, 4970, 5054, 5396, 6650, 6745, 7100, 7220, 9025, 9443, 9940, 10108, 12425, 12635, 13300, 13490, 18050, 18886, 24850, 25270, 25631, 26980, 33725, 36100, 37772, 47215, 49700, 50540, 51262, 63175, 67450, 94430, 102524, 126350, 128155, 134900, 179417, 188860, 236075, 252700, 256310, 358834, 472150, 512620, 640775, 717668, 897085, 944300, 1281550, 1794170, 2563100, 3588340, 4485425, 8970850, 17941700]

約数ペア:

[(1, 17941700), (2, 8970850), (4, 4485425), (5, 3588340), (7, 2563100), (10, 1794170), (14, 1281550), (19, 944300), (20, 897085), (25, 717668), (28, 640775), (35, 512620), (38, 472150), (50, 358834), (70, 256310), (71, 252700), (76, 236075), (95, 188860), (100, 179417), (133, 134900), (140, 128155), (142, 126350), (175, 102524), (190, 94430), (266, 67450), (284, 63175), (350, 51262), (355, 50540), (361, 49700), (380, 47215), (475, 37772), (497, 36100), (532, 33725), (665, 26980), (700, 25631), (710, 25270), (722, 24850), (950, 18886), (994, 18050), (1330, 13490), (1349, 13300), (1420, 12635), (1444, 12425), (1775, 10108), (1805, 9940), (1900, 9443), (1988, 9025), (2485, 7220), (2527, 7100), (2660, 6745), (2698, 6650), (3325, 5396), (3550, 5054), (3610, 4970)]