190908560

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{26813}}^1$

素因数の和:26915

約数の個数: 40

約数和(自身を含む): 448866360

約数和(自身を除く): 257957800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 26813, 53626, 107252, 134065, 214504, 268130, 429008, 536260, 1072520, 2145040, 2386357, 4772714, 9545428, 11931785, 19090856, 23863570, 38181712, 47727140, 95454280, 190908560]

約数ペア:

[(1, 190908560), (2, 95454280), (4, 47727140), (5, 38181712), (8, 23863570), (10, 19090856), (16, 11931785), (20, 9545428), (40, 4772714), (80, 2386357), (89, 2145040), (178, 1072520), (356, 536260), (445, 429008), (712, 268130), (890, 214504), (1424, 134065), (1780, 107252), (3560, 53626), (7120, 26813)]