19570300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 44997120

約数和(自身を除く): 25426820

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 59, 62, 100, 107, 118, 124, 155, 214, 236, 295, 310, 428, 535, 590, 620, 775, 1070, 1180, 1475, 1550, 1829, 2140, 2675, 2950, 3100, 3317, 3658, 5350, 5900, 6313, 6634, 7316, 9145, 10700, 12626, 13268, 16585, 18290, 25252, 31565, 33170, 36580, 45725, 63130, 66340, 82925, 91450, 126260, 157825, 165850, 182900, 195703, 315650, 331700, 391406, 631300, 782812, 978515, 1957030, 3914060, 4892575, 9785150, 19570300]

約数ペア:

[(1, 19570300), (2, 9785150), (4, 4892575), (5, 3914060), (10, 1957030), (20, 978515), (25, 782812), (31, 631300), (50, 391406), (59, 331700), (62, 315650), (100, 195703), (107, 182900), (118, 165850), (124, 157825), (155, 126260), (214, 91450), (236, 82925), (295, 66340), (310, 63130), (428, 45725), (535, 36580), (590, 33170), (620, 31565), (775, 25252), (1070, 18290), (1180, 16585), (1475, 13268), (1550, 12626), (1829, 10700), (2140, 9145), (2675, 7316), (2950, 6634), (3100, 6313), (3317, 5900), (3658, 5350)]