20193450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7919}}^1$

素因数の和:7951

約数の個数: 48

約数和(自身を含む): 53032320

約数和(自身を除く): 32838870

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 7919, 15838, 23757, 39595, 47514, 79190, 118785, 134623, 197975, 237570, 269246, 395950, 403869, 593925, 673115, 807738, 1187850, 1346230, 2019345, 3365575, 4038690, 6731150, 10096725, 20193450]

約数ペア:

[(1, 20193450), (2, 10096725), (3, 6731150), (5, 4038690), (6, 3365575), (10, 2019345), (15, 1346230), (17, 1187850), (25, 807738), (30, 673115), (34, 593925), (50, 403869), (51, 395950), (75, 269246), (85, 237570), (102, 197975), (150, 134623), (170, 118785), (255, 79190), (425, 47514), (510, 39595), (850, 23757), (1275, 15838), (2550, 7919)]