20288454840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3315107}}^1$

素因数の和:3315141

約数の個数: 96

約数和(自身を含む): 69816174480

約数和(自身を除く): 49527719640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 3315107, 6630214, 9945321, 13260428, 16575535, 19890642, 26520856, 29835963, 33151070, 39781284, 49726605, 56356819, 59671926, 66302140, 79562568, 99453210, 112713638, 119343852, 132604280, 149179815, 169070457, 198906420, 225427276, 238687704, 281784095, 298359630, 338140914, 397812840, 450854552, 507211371, 563568190, 596719260, 676281828, 845352285, 1014422742, 1127136380, 1193438520, 1352563656, 1690704570, 2028845484, 2254272760, 2536056855, 3381409140, 4057690968, 5072113710, 6762818280, 10144227420, 20288454840]

約数ペア:

[(1, 20288454840), (2, 10144227420), (3, 6762818280), (4, 5072113710), (5, 4057690968), (6, 3381409140), (8, 2536056855), (9, 2254272760), (10, 2028845484), (12, 1690704570), (15, 1352563656), (17, 1193438520), (18, 1127136380), (20, 1014422742), (24, 845352285), (30, 676281828), (34, 596719260), (36, 563568190), (40, 507211371), (45, 450854552), (51, 397812840), (60, 338140914), (68, 298359630), (72, 281784095), (85, 238687704), (90, 225427276), (102, 198906420), (120, 169070457), (136, 149179815), (153, 132604280), (170, 119343852), (180, 112713638), (204, 99453210), (255, 79562568), (306, 66302140), (340, 59671926), (360, 56356819), (408, 49726605), (510, 39781284), (612, 33151070), (680, 29835963), (765, 26520856), (1020, 19890642), (1224, 16575535), (1530, 13260428), (2040, 9945321), (3060, 6630214), (6120, 3315107)]