19569840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1117}}^1$

素因数の和:1206

約数の個数: 80

約数和(自身を含む): 61552608

約数和(自身を除く): 41982768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 73, 80, 120, 146, 219, 240, 292, 365, 438, 584, 730, 876, 1095, 1117, 1168, 1460, 1752, 2190, 2234, 2920, 3351, 3504, 4380, 4468, 5585, 5840, 6702, 8760, 8936, 11170, 13404, 16755, 17520, 17872, 22340, 26808, 33510, 44680, 53616, 67020, 81541, 89360, 134040, 163082, 244623, 268080, 326164, 407705, 489246, 652328, 815410, 978492, 1223115, 1304656, 1630820, 1956984, 2446230, 3261640, 3913968, 4892460, 6523280, 9784920, 19569840]

約数ペア:

[(1, 19569840), (2, 9784920), (3, 6523280), (4, 4892460), (5, 3913968), (6, 3261640), (8, 2446230), (10, 1956984), (12, 1630820), (15, 1304656), (16, 1223115), (20, 978492), (24, 815410), (30, 652328), (40, 489246), (48, 407705), (60, 326164), (73, 268080), (80, 244623), (120, 163082), (146, 134040), (219, 89360), (240, 81541), (292, 67020), (365, 53616), (438, 44680), (584, 33510), (730, 26808), (876, 22340), (1095, 17872), (1117, 17520), (1168, 16755), (1460, 13404), (1752, 11170), (2190, 8936), (2234, 8760), (2920, 6702), (3351, 5840), (3504, 5585), (4380, 4468)]