54815380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2153}}^1$

素因数の和:2248

約数の個数: 48

約数和(自身を含む): 123036480

約数和(自身を除く): 68221100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 2153, 2546, 4306, 5092, 6365, 8612, 10765, 12730, 21530, 25460, 40907, 43060, 81814, 144251, 163628, 204535, 288502, 409070, 577004, 721255, 818140, 1442510, 2740769, 2885020, 5481538, 10963076, 13703845, 27407690, 54815380]

約数ペア:

[(1, 54815380), (2, 27407690), (4, 13703845), (5, 10963076), (10, 5481538), (19, 2885020), (20, 2740769), (38, 1442510), (67, 818140), (76, 721255), (95, 577004), (134, 409070), (190, 288502), (268, 204535), (335, 163628), (380, 144251), (670, 81814), (1273, 43060), (1340, 40907), (2153, 25460), (2546, 21530), (4306, 12730), (5092, 10765), (6365, 8612)]