19287520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1013}}^1$

素因数の和:1052

約数の個数: 96

約数和(自身を含む): 55194048

約数和(自身を除く): 35906528

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1013, 1120, 1190, 1360, 1904, 2026, 2380, 2720, 3808, 4052, 4760, 5065, 7091, 8104, 9520, 10130, 14182, 16208, 17221, 19040, 20260, 28364, 32416, 34442, 35455, 40520, 56728, 68884, 70910, 81040, 86105, 113456, 120547, 137768, 141820, 162080, 172210, 226912, 241094, 275536, 283640, 344420, 482188, 551072, 567280, 602735, 688840, 964376, 1134560, 1205470, 1377680, 1928752, 2410940, 2755360, 3857504, 4821880, 9643760, 19287520]

約数ペア:

[(1, 19287520), (2, 9643760), (4, 4821880), (5, 3857504), (7, 2755360), (8, 2410940), (10, 1928752), (14, 1377680), (16, 1205470), (17, 1134560), (20, 964376), (28, 688840), (32, 602735), (34, 567280), (35, 551072), (40, 482188), (56, 344420), (68, 283640), (70, 275536), (80, 241094), (85, 226912), (112, 172210), (119, 162080), (136, 141820), (140, 137768), (160, 120547), (170, 113456), (224, 86105), (238, 81040), (272, 70910), (280, 68884), (340, 56728), (476, 40520), (544, 35455), (560, 34442), (595, 32416), (680, 28364), (952, 20260), (1013, 19040), (1120, 17221), (1190, 16208), (1360, 14182), (1904, 10130), (2026, 9520), (2380, 8104), (2720, 7091), (3808, 5065), (4052, 4760)]