2172840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{953}}^1$

素因数の和:986

約数の個数: 64

約数和(自身を含む): 6868800

約数和(自身を除く): 4695960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 953, 1140, 1906, 2280, 2859, 3812, 4765, 5718, 7624, 9530, 11436, 14295, 18107, 19060, 22872, 28590, 36214, 38120, 54321, 57180, 72428, 90535, 108642, 114360, 144856, 181070, 217284, 271605, 362140, 434568, 543210, 724280, 1086420, 2172840]

約数ペア:

[(1, 2172840), (2, 1086420), (3, 724280), (4, 543210), (5, 434568), (6, 362140), (8, 271605), (10, 217284), (12, 181070), (15, 144856), (19, 114360), (20, 108642), (24, 90535), (30, 72428), (38, 57180), (40, 54321), (57, 38120), (60, 36214), (76, 28590), (95, 22872), (114, 19060), (120, 18107), (152, 14295), (190, 11436), (228, 9530), (285, 7624), (380, 5718), (456, 4765), (570, 3812), (760, 2859), (953, 2280), (1140, 1906)]