28640070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{18719}}^1$

素因数の和:18749

約数の個数: 48

約数和(自身を含む): 78848640

約数和(自身を除く): 50208570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 18719, 37438, 56157, 93595, 112314, 168471, 187190, 280785, 318223, 336942, 561570, 636446, 842355, 954669, 1591115, 1684710, 1909338, 2864007, 3182230, 4773345, 5728014, 9546690, 14320035, 28640070]

約数ペア:

[(1, 28640070), (2, 14320035), (3, 9546690), (5, 5728014), (6, 4773345), (9, 3182230), (10, 2864007), (15, 1909338), (17, 1684710), (18, 1591115), (30, 954669), (34, 842355), (45, 636446), (51, 561570), (85, 336942), (90, 318223), (102, 280785), (153, 187190), (170, 168471), (255, 112314), (306, 93595), (510, 56157), (765, 37438), (1530, 18719)]