25287460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{839}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 58423680

約数和(自身を除く): 33136220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 548, 685, 839, 1370, 1507, 1678, 2740, 3014, 3356, 4195, 6028, 7535, 8390, 9229, 15070, 16780, 18458, 30140, 36916, 46145, 92290, 114943, 184580, 229886, 459772, 574715, 1149430, 1264373, 2298860, 2528746, 5057492, 6321865, 12643730, 25287460]

約数ペア:

[(1, 25287460), (2, 12643730), (4, 6321865), (5, 5057492), (10, 2528746), (11, 2298860), (20, 1264373), (22, 1149430), (44, 574715), (55, 459772), (110, 229886), (137, 184580), (220, 114943), (274, 92290), (548, 46145), (685, 36916), (839, 30140), (1370, 18458), (1507, 16780), (1678, 15070), (2740, 9229), (3014, 8390), (3356, 7535), (4195, 6028)]