28973040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{120721}}^1$

素因数の和:120737

約数の個数: 40

約数和(自身を含む): 89817168

約数和(自身を除く): 60844128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 120721, 241442, 362163, 482884, 603605, 724326, 965768, 1207210, 1448652, 1810815, 1931536, 2414420, 2897304, 3621630, 4828840, 5794608, 7243260, 9657680, 14486520, 28973040]

約数ペア:

[(1, 28973040), (2, 14486520), (3, 9657680), (4, 7243260), (5, 5794608), (6, 4828840), (8, 3621630), (10, 2897304), (12, 2414420), (15, 1931536), (16, 1810815), (20, 1448652), (24, 1207210), (30, 965768), (40, 724326), (48, 603605), (60, 482884), (80, 362163), (120, 241442), (240, 120721)]