38351920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 94101120

約数和(自身を除く): 55749200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 61, 80, 116, 122, 145, 232, 244, 271, 290, 305, 464, 488, 542, 580, 610, 976, 1084, 1160, 1220, 1355, 1769, 2168, 2320, 2440, 2710, 3538, 4336, 4880, 5420, 7076, 7859, 8845, 10840, 14152, 15718, 16531, 17690, 21680, 28304, 31436, 33062, 35380, 39295, 62872, 66124, 70760, 78590, 82655, 125744, 132248, 141520, 157180, 165310, 264496, 314360, 330620, 479399, 628720, 661240, 958798, 1322480, 1917596, 2396995, 3835192, 4793990, 7670384, 9587980, 19175960, 38351920]

約数ペア:

[(1, 38351920), (2, 19175960), (4, 9587980), (5, 7670384), (8, 4793990), (10, 3835192), (16, 2396995), (20, 1917596), (29, 1322480), (40, 958798), (58, 661240), (61, 628720), (80, 479399), (116, 330620), (122, 314360), (145, 264496), (232, 165310), (244, 157180), (271, 141520), (290, 132248), (305, 125744), (464, 82655), (488, 78590), (542, 70760), (580, 66124), (610, 62872), (976, 39295), (1084, 35380), (1160, 33062), (1220, 31436), (1355, 28304), (1769, 21680), (2168, 17690), (2320, 16531), (2440, 15718), (2710, 14152), (3538, 10840), (4336, 8845), (4880, 7859), (5420, 7076)]