4222140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5413}}^1$

素因数の和:5438

約数の個数: 48

約数和(自身を含む): 12733728

約数和(自身を除く): 8511588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 5413, 10826, 16239, 21652, 27065, 32478, 54130, 64956, 70369, 81195, 108260, 140738, 162390, 211107, 281476, 324780, 351845, 422214, 703690, 844428, 1055535, 1407380, 2111070, 4222140]

約数ペア:

[(1, 4222140), (2, 2111070), (3, 1407380), (4, 1055535), (5, 844428), (6, 703690), (10, 422214), (12, 351845), (13, 324780), (15, 281476), (20, 211107), (26, 162390), (30, 140738), (39, 108260), (52, 81195), (60, 70369), (65, 64956), (78, 54130), (130, 32478), (156, 27065), (195, 21652), (260, 16239), (390, 10826), (780, 5413)]