40784940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{32369}}^1$

素因数の和:32391

約数の個数: 72

約数和(自身を含む): 141392160

約数和(自身を除く): 100607220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 32369, 64738, 97107, 129476, 161845, 194214, 226583, 291321, 323690, 388428, 453166, 485535, 582642, 647380, 679749, 906332, 971070, 1132915, 1165284, 1359498, 1456605, 1942140, 2039247, 2265830, 2718996, 2913210, 3398745, 4078494, 4531660, 5826420, 6797490, 8156988, 10196235, 13594980, 20392470, 40784940]

約数ペア:

[(1, 40784940), (2, 20392470), (3, 13594980), (4, 10196235), (5, 8156988), (6, 6797490), (7, 5826420), (9, 4531660), (10, 4078494), (12, 3398745), (14, 2913210), (15, 2718996), (18, 2265830), (20, 2039247), (21, 1942140), (28, 1456605), (30, 1359498), (35, 1165284), (36, 1132915), (42, 971070), (45, 906332), (60, 679749), (63, 647380), (70, 582642), (84, 485535), (90, 453166), (105, 388428), (126, 323690), (140, 291321), (180, 226583), (210, 194214), (252, 161845), (315, 129476), (420, 97107), (630, 64738), (1260, 32369)]