4338880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:186

約数の個数: 112

約数和(自身を含む): 12801600

約数和(自身を除く): 8462720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 130, 140, 149, 160, 182, 208, 224, 260, 280, 298, 320, 364, 416, 448, 455, 520, 560, 596, 728, 745, 832, 910, 1040, 1043, 1120, 1192, 1456, 1490, 1820, 1937, 2080, 2086, 2240, 2384, 2912, 2980, 3640, 3874, 4160, 4172, 4768, 5215, 5824, 5960, 7280, 7748, 8344, 9536, 9685, 10430, 11920, 13559, 14560, 15496, 16688, 19370, 20860, 23840, 27118, 29120, 30992, 33376, 38740, 41720, 47680, 54236, 61984, 66752, 67795, 77480, 83440, 108472, 123968, 135590, 154960, 166880, 216944, 271180, 309920, 333760, 433888, 542360, 619840, 867776, 1084720, 2169440, 4338880]

約数ペア:

[(1, 4338880), (2, 2169440), (4, 1084720), (5, 867776), (7, 619840), (8, 542360), (10, 433888), (13, 333760), (14, 309920), (16, 271180), (20, 216944), (26, 166880), (28, 154960), (32, 135590), (35, 123968), (40, 108472), (52, 83440), (56, 77480), (64, 67795), (65, 66752), (70, 61984), (80, 54236), (91, 47680), (104, 41720), (112, 38740), (130, 33376), (140, 30992), (149, 29120), (160, 27118), (182, 23840), (208, 20860), (224, 19370), (260, 16688), (280, 15496), (298, 14560), (320, 13559), (364, 11920), (416, 10430), (448, 9685), (455, 9536), (520, 8344), (560, 7748), (596, 7280), (728, 5960), (745, 5824), (832, 5215), (910, 4768), (1040, 4172), (1043, 4160), (1120, 3874), (1192, 3640), (1456, 2980), (1490, 2912), (1820, 2384), (1937, 2240), (2080, 2086)]