2169440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 6350400

約数和(自身を除く): 4180960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 149, 160, 182, 208, 224, 260, 280, 298, 364, 416, 455, 520, 560, 596, 728, 745, 910, 1040, 1043, 1120, 1192, 1456, 1490, 1820, 1937, 2080, 2086, 2384, 2912, 2980, 3640, 3874, 4172, 4768, 5215, 5960, 7280, 7748, 8344, 9685, 10430, 11920, 13559, 14560, 15496, 16688, 19370, 20860, 23840, 27118, 30992, 33376, 38740, 41720, 54236, 61984, 67795, 77480, 83440, 108472, 135590, 154960, 166880, 216944, 271180, 309920, 433888, 542360, 1084720, 2169440]

約数ペア:

[(1, 2169440), (2, 1084720), (4, 542360), (5, 433888), (7, 309920), (8, 271180), (10, 216944), (13, 166880), (14, 154960), (16, 135590), (20, 108472), (26, 83440), (28, 77480), (32, 67795), (35, 61984), (40, 54236), (52, 41720), (56, 38740), (65, 33376), (70, 30992), (80, 27118), (91, 23840), (104, 20860), (112, 19370), (130, 16688), (140, 15496), (149, 14560), (160, 13559), (182, 11920), (208, 10430), (224, 9685), (260, 8344), (280, 7748), (298, 7280), (364, 5960), (416, 5215), (455, 4768), (520, 4172), (560, 3874), (596, 3640), (728, 2980), (745, 2912), (910, 2384), (1040, 2086), (1043, 2080), (1120, 1937), (1192, 1820), (1456, 1490)]