27180640

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8941}}^1$

素因数の和:8975

約数の個数: 48

約数和(自身を含む): 67601520

約数和(自身を除く): 40420880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 8941, 17882, 35764, 44705, 71528, 89410, 143056, 169879, 178820, 286112, 339758, 357640, 679516, 715280, 849395, 1359032, 1430560, 1698790, 2718064, 3397580, 5436128, 6795160, 13590320, 27180640]

約数ペア:

[(1, 27180640), (2, 13590320), (4, 6795160), (5, 5436128), (8, 3397580), (10, 2718064), (16, 1698790), (19, 1430560), (20, 1359032), (32, 849395), (38, 715280), (40, 679516), (76, 357640), (80, 339758), (95, 286112), (152, 178820), (160, 169879), (190, 143056), (304, 89410), (380, 71528), (608, 44705), (760, 35764), (1520, 17882), (3040, 8941)]