18839760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3413}}^1$

素因数の和:3452

約数の個数: 80

約数和(自身を含む): 60960384

約数和(自身を除く): 42120624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 3413, 5520, 6826, 10239, 13652, 17065, 20478, 27304, 34130, 40956, 51195, 54608, 68260, 78499, 81912, 102390, 136520, 156998, 163824, 204780, 235497, 273040, 313996, 392495, 409560, 470994, 627992, 784990, 819120, 941988, 1177485, 1255984, 1569980, 1883976, 2354970, 3139960, 3767952, 4709940, 6279920, 9419880, 18839760]

約数ペア:

[(1, 18839760), (2, 9419880), (3, 6279920), (4, 4709940), (5, 3767952), (6, 3139960), (8, 2354970), (10, 1883976), (12, 1569980), (15, 1255984), (16, 1177485), (20, 941988), (23, 819120), (24, 784990), (30, 627992), (40, 470994), (46, 409560), (48, 392495), (60, 313996), (69, 273040), (80, 235497), (92, 204780), (115, 163824), (120, 156998), (138, 136520), (184, 102390), (230, 81912), (240, 78499), (276, 68260), (345, 54608), (368, 51195), (460, 40956), (552, 34130), (690, 27304), (920, 20478), (1104, 17065), (1380, 13652), (1840, 10239), (2760, 6826), (3413, 5520)]