9470440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{227}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 24624000

約数和(自身を除く): 15153560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 149, 227, 280, 298, 454, 596, 745, 908, 1043, 1135, 1192, 1490, 1589, 1816, 2086, 2270, 2980, 3178, 4172, 4540, 5215, 5960, 6356, 7945, 8344, 9080, 10430, 12712, 15890, 20860, 31780, 33823, 41720, 63560, 67646, 135292, 169115, 236761, 270584, 338230, 473522, 676460, 947044, 1183805, 1352920, 1894088, 2367610, 4735220, 9470440]

約数ペア:

[(1, 9470440), (2, 4735220), (4, 2367610), (5, 1894088), (7, 1352920), (8, 1183805), (10, 947044), (14, 676460), (20, 473522), (28, 338230), (35, 270584), (40, 236761), (56, 169115), (70, 135292), (140, 67646), (149, 63560), (227, 41720), (280, 33823), (298, 31780), (454, 20860), (596, 15890), (745, 12712), (908, 10430), (1043, 9080), (1135, 8344), (1192, 7945), (1490, 6356), (1589, 5960), (1816, 5215), (2086, 4540), (2270, 4172), (2980, 3178)]